NOTE: If a control module or component is suspected to be faulty and the vehicle is still under manufacturer's warranty, refer to the warranty manual before installing a new module/component (section B1.2) or determine if there is any previously approved special program in operation.
Detailed check G830887p1: Blank screen checks
G830887t1: Blank screen checks
1. Make sure the screen switch is not in the off position.
Screen off?
Yes - Turn on the screen. Recheck the vehicle.
No - Go to detailed check G830887t2.
G830887t2: Passenger compartment temperature check
1. Make sure that the temperature in the passenger compartment is at least -20°C.
Is the temperature in the passenger compartment below -20°C?
Yes - Raise the temperature in the passenger compartment. Recheck the vehicle.
No - Go to detailed check G830887t3.
G830887t3: Passenger compartment condensation test
1. Check for condensation in the passenger compartment.
Is there condensation in the passenger compartment?
Yes - Dry the passenger compartment and recheck the vehicle.
No - Go to detailed check G830887t4.
G830887t4: Audio power button test (Range Rover only)
1. Check the status of the audio power button LED.
Is the audio power button blinking?
Yes - Perform a MOST network test to isolate the problem.
No - Go to detailed check G830887t5.
G830887t5: Checking the navigation screen
1. Check if only the navigation screen is blank.
Only the navigation screen is empty?
Yes - Go to detailed check G830887p2.
No - Go to detailed check G830887t7.
G830887t7: Audio screen test (Range Rover only)
1. Check if only the audio screen is blank.
Only the audio system screen is blank?
Yes - Go to detailed check G830887p5.
No - Go to detailed check G830887t8.
G830887t8: TV/DVD test
1. Check if only the TV/DVD screen is blank.
Only the TV/DVD screen is empty?
Yes - Go to detailed check G830887p6.
No - Go to detailed check G830887t10.
G830887t10: Harness/connector checks
1. Check display and power supply harness, power circuits, auxiliary circuits and ground circuits for short circuit, open circuit and proper connection.
Is the fault related to the display and power supply harness, auxiliary power and ground connections?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new display module.
Detailed check G830887p2: Navigation screen blank checks (screen does not change)
G830887t11: Checking softkeys
1. Check the operation of the navigation system softkeys.
Are the on-screen keys working properly?
Yes - Go to detailed check G830887t12.
No - Go to detailed check G830887p13.
G830887t12: Checking hardware keys
1. Check the operation of the navigation system hardware keys.
Are the hardware keys working properly?
Yes - Go to detailed check G830887t13.
No - Go to detailed check G830887p3.
G830887t13: Checking displayed messages
1. Check for any displayed messages.
Messages are displayed "No picture signal input" (no image signal at input), "Navigation not installed" (navigation system not installed) or "No navigation available" (navigation unavailable)?
Yes - Go to detailed check G830887t14.
No - Go to detailed check G830887p1.
G830887t14: Navigation module power and ground checks
1. Refer to the electrical diagrams and check the integrity of the power and ground wiring harness and navigation module connectors.
Is the fault related to the power and ground wiring harness or navigation module connectors?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Go to detailed check G830887t15.
G830887t15: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the dedicated CAN bus and wiring harness and GVIF connectors between the navigation module and the display.
Is the fault related to the wiring harness or connectors between the navigation module and the display?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new navigation module.
Detail check G830887p3: Hardware switches do not work
G830887t16: Foreign object check
1. Check for foreign objects near the buttons.
Are there any foreign objects near the button that press it?
Yes - Remove foreign objects and recheck the condition of the vehicle.
No - Go to detailed check G830887t17.
G830887t17: Display diagnostic test
1. Check if the display diagnostic screen is displayed.
Is the display diagnostic screen displayed?
Yes - Go to detailed check G830887t18.
No - Go to detailed check G830887p1. and Go to detailed check G830887p13.
G830887t18: Checking hardware keys
1. Perform a display diagnostic hardware key test.
Are the display diagnostic hardware keys working properly?
Yes - The system is working properly.
No - Install a new display.
Detail check G830887p4: Radio screen not displayed (Range Rover only)
G830887t19: Audio hardware switch test
1. Check the operation of the hardware switch of the audio system.
Is the audio system screen displayed when you press the audio hardware switch?
Yes - Go to detailed check G830887t20.
No - Perform hardware switch checks. Go to detailed check G830887p3.
G830887t20: Audio/video softkey test
1. Check the operation of the audio/video soft key.
Is the audio system screen displayed when pressing the audio/video softkey on the main menu screen?
Yes - Go to detailed check G830887t21.
No - Perform touch switch tests. Go to detailed check G830887p13.
G830887t21: Radio soft key test
1. Check the operation of the radio soft key.
Does the on-screen radio key work on touch?
Yes - Check integrated head unit (IHU).
No - Turn off the ignition and wait thirty seconds until the display power LED turns off, then turn the switch to the accessory power position. If the fault is still present after rechecking, check the integrated head unit (IHU).
Detail check G830887p5: CD screen not displayed (Range Rover only)
G830887t22: Checking the multi-CD player
1. Check if a multi-CD player is installed.
Is a multi-CD player installed?
Yes - Go to detailed check G830887t23.
No - Normal operation: The CD screen will not be displayed unless a multi-CD player is installed.
G830887t23: Checking the audio control switch
1. Check the operation of the audio control switch.
Is the audio system screen displayed when pressing the audio control switch?
Yes - Go to detailed check G830887t24.
No - Perform hardware switch checks. Go to detailed check G830887p3.
G830887t24: Audio/video softkey test
1. Check the operation of the audio/video soft key.
Is the audio system screen displayed when pressing the audio/video softkey on the main menu screen?
Yes - Go to detailed check G830887t25.
No - Perform touch switch tests. Go to detailed check G830887p13.
G830887t25: Checking the CD soft key
1. Check the operation of the CD softkey.
Does the on-screen CD key work on touch?
Yes - Check integrated head unit (IHU).
No - Turn off the ignition and wait thirty seconds until the display power LED turns off, then turn the switch to the accessory power position. If the fault is still present after rechecking, check the integrated head unit (IHU).
Detail check G830887p6: TV/DVD screen not displayed
G830887t26: TV/DVD test
1. Check if the TV/DVD module is installed.
TV/DVD module installed?
Yes - Go to detailed check G830887t27.
No - Normal operation: The TV/DVD screen will not be displayed if the TV/DVD module is not installed.
G830887t27: Checking the hardware audio control key (Range Rover only)
1. Check the operation of the audio system's hardware key.
Does the audio system screen appear when you press the audio hard key?
Yes - Go to detailed check G830887t28.
No - Perform hardware switch checks. Go to detailed check G830887p3.
G830887t28: Audio/video softkey test (Range Rover only)
1. Check the operation of the audio/video soft key.
Is the audio system screen displayed when pressing the audio/video softkey on the main menu screen?
Yes - Go to detailed check G830887t29.
No - Perform touch switch tests. Go to detailed check G830887p13.
G830887t29: TV/DVD soft key test
1. Check the operation of the TV/DVD soft key.
Does the TV/DVD screen key work when touched?
Yes - Check integrated head unit (IHU).
No - Turn off the ignition and wait thirty seconds until the display power LED turns off, then turn the switch to the accessory power position. If the fault is still present after rechecking, check the integrated head unit (IHU).
Detailed check G830887p7: AUX. Screen not showing
G830887t30: Checking the audio control switch
1. Check the operation of the audio control switch.
Is the audio system screen displayed when pressing the audio control switch?
Yes - Go to detailed check G830887t28.
No - Perform hardware switch checks. Go to detailed check G830887p3.
G830887t31: Audio/video softkey test
1. Check the operation of the audio/video soft key.
Is the audio system screen displayed when pressing the audio/video softkey on the main menu screen?
Yes - Go to detailed check G830887t29.
No - Perform touch switch tests. Go to detailed check G830887p13.
G830887t32: TV/DVD softkey test
1. Check the operation of the TV/DVD soft key.
Does the TV/DVD screen key work when touched?
Yes - Check integrated head unit (IHU).
No - Turn off the ignition and wait thirty seconds until the display power LED turns off, then turn the switch to the accessory power position. If the fault is still present after rechecking, check the integrated head unit (IHU).
Detailed check G830887p8: Display screen does not switch to low light mode
G830887t33: Foreign object check
1. Check for foreign objects stuck to the display light sensor. Range Rover - upper right side of the Discovery/Range Rover Sport display - instrument panel.
Are there foreign objects stuck to the display light sensor?
Yes - Remove foreign objects and recheck the condition of the vehicle.
No - Go to detailed check G830887t34.
G830887t34: Vehicle light switch checks
1. Check if the display screen switches to low light mode when the vehicle light switch is pressed.
Does the display screen switch to low light mode when the vehicle light switch is pressed?
Yes - Normal operation.
No - Go to detailed check G830887t36.
G830887t36: Display light sensor test
1. Check if the display screen switches to low light mode when the sensor is closed.
Does the display screen switch to low light mode when the sensor is closed?
Yes - Normal operation.
No - Range Rover only - install a new display. Discovery/Range Rover Sport module - check the CAN network between instrument cluster and display. If the malfunction does not appear, install a new instrument panel.
Detail check G830887p9: Noise interference on every screen and abnormal colors
G830887t37: Display power and ground checks
1. Refer to the electrical diagrams and check the battery supply voltage and power-on relay voltage, and ground resistance.
Is the battery supply voltage and power-on relay voltage between 10.5 - 16 V, and is there a continuous ground connection?
Yes - Go to detailed check G830887t38.
No - Check and repair the vehicle wiring harness and connectors.
G830887t38: Contrast test
1.Check whether the screen color is normal when adjusting the screen (contrast) to the default values.
Is the screen color normal when set to default values?
Yes - Normal operation.
No - Go to detailed check G830887t39.
G830887t39: Cabin temperature check
1. Check the temperature in the cabin.
Is the cabin temperature -20°C or colder?
Yes - Raise the interior temperature and repeat the test.
No - Go to detailed check G830887t40.
G830887t40: Additional screen checks
1. Check all other screens.
Do all other screens, except for the navigation system screen, work normally?
Yes - Go to item "Abnormal screen color". Go to detailed check G830887p11.
No - Go to detailed check G830887t41.
G830887t41: Checking RGB colors
1. Check the RGB colors of the display.
Are the RGB color test results normal?
Yes - Normal operation.
No - Go to detailed check G830887p11.
Detailed check G830887p10: Noise on screen (wrong synchronization)
G830887t42: Audio screen sync check (Range Rover only)
1. Check the audio screen timing.
Is the audio screen timing normal?
Yes - Go to detailed check G830887t44.
No - Check integrated head unit and connections.
G830887t44: Navigation screen synchronization test
1. Check navigation screen sync (map screen).
Navigation Screen Synchronization (map screen) normal?
Yes - Go to detailed check G830887t46.
No - Check the GVIF circuits between the navigation module and the display.
G830887t45: Harness and connector checks
1. Check the integrity of the wiring harness and display connections.
Is the fault related to the wiring harness or display connections?
Yes - Repair the problem and recheck.
No - Go to detailed check G830887t46.
G830887t46: TV/DVD screen sync check
1. Check TV screen sync.
Is the TV screen sync normal?
Yes - Go to detailed check G830887t48.
No - Go to detailed check G830887t47.
G830887t47: Checking TV/DVD settings
1. Check if the TV settings are correct for your country.
Are the TV settings appropriate for your country?
Yes - Check TV tuner module and/or DVD module.
No - Reset the TV settings and recheck the vehicle condition.
G830887t48: Checking the rear view camera screen timing
1. Check the timing of the rear view camera screen.
Is the rear view camera screen timing normal?
Yes - Normal operation, recheck the vehicle.
No - Check the integrity of the rear view camera.
Detail check G830887p11: Abnormal screen color
G830887t49: Checking the RGB colors of the navigation system display
1. Check the RGB colors of the display.
Are the RGB color test results normal?
Yes - Go to detailed check G830887p9.
No - Go to detailed check G830887t50.
G830887t50: Contrast setting check
1. Set the contrast setting to default values.
Is the color normal after setting the default values?
Yes - Normal operation, recheck the vehicle.
No - Install a new display. module
G830887t51: Navigation module RGB color check
1. Check the RGB colors of the navigation module.
Is the color normal when checking colors?
Yes - Normal operation.
No - Go to detailed check G830887t52.
G830887t52: Navigation module power and ground checks
1. Refer to the electrical diagrams and check the electrical power and ground circuits of the navigation module.
Is the fault related to the power or grounding of the navigation module?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Go to detailed check G830887t53.
G830887t53: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the wiring harness and connectors between the navigation module and the display.
Is the fault related to the wiring harness or connectors between the navigation module and the display?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new navigation module.
Detailed check G830887p12: Map disc won't insert/eject
G830887t54: Map disk check
1. Check if the map disk is inserted into the navigation module. 2. Check the map disc for dirt, deformation, cracks, scratches, or authenticity.
Is the problem related to the disk?
Yes - Replace the map disc.
No - Go to detailed check G830887t55.
G830887t55: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the wiring harness and power and ground connectors of the navigation module.
Is the fault related to the power and ground wiring harness or navigation module connectors?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new navigation module.
Detailed check G830887p13: Touch switches do not work
G830887t56: Launch Calibration Program
1. Run the startup calibration program through the display touch switch test.
Normal operation is restored after correction?
Yes - Normal operation.
No - Go to detailed check G830887t57.
G830887t57: Touch switch test
1. Perform a touch switch test via the display diagnostics function.
Touch switches not working on navigation screen?
Yes - Go to detailed check G830887t58.
No - Install a new display.
G830887t58: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the wiring harness and connectors between the navigation module and the display.
Is the fault related to the wiring harness or connectors between the navigation module and the display?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new navigation module.
Detailed check G830887p14: Significant deviation between displayed vehicle position and actual position
G830887t59: GPS tag display check
1. Check if the module displays the GPS tag.
Is the GPS tag displayed on the display screen?
Yes - Go to detailed check G830887t60.
No - Refer to the diagnostic point "GPS tag does not appear". Go to detailed check G830887p15.
G830887t60: Checking location
1. Check for symptom occurrence in specific locations - parallel roads, elevated roads, bypass roads, parking centers (building) etc.
Does the symptom appear in a specific location?
Yes - In places where it is difficult to determine the exact position of the vehicle, it may not be determined correctly. In addition, the new road layout will mean that the gyro system will not match the position on the map.
No - Go to detailed check G830887t61.
G830887t61: Distance correction check
1. Check if distance correction is in progress.
Distance correction in progress?
Yes - Monitor the status until the distance correction is completed (drive more than 10 km).
No - Go to detailed check G830887t62.
G830887t62: Diagnostic code check
1. Check the navigation system diagnostic codes.
Logical address displayed "80"?
Yes - Check the GPS antenna circuit for short circuit, open circuit. Check and install the GPS antenna and navigation module if necessary, refer to the new module/item installation note at the top of the Pinpoint tests section.
No - Go to detailed check G830887t63.
G830887t63: Checking vehicle signals
1. Check vehicle speed signal (SPD) while checking signals from vehicle systems.
Is the SPD signal normal?
Yes - Go to detailed check G830887t64.
No - Refer to the electrical diagrams and check the integrity of the navigation module wiring harness and connectors.
G830887t64: Reverse signal checks
1. Through the navigation diagnostic function (car signal screen) check if the message REV: ON is displayed if the shift lever is in the reverse position (REV).
The message REV: ON?
Yes - Go to detailed check G830887t65.
No - Refer to the electrical diagrams and check the integrity of the wiring harness and connectors, and the CAN circuit of the navigation module.
G830887t65: Tire check
1. Check if new tires have been recently installed.
Have new tires been installed recently?
Yes - Perform automatic correction. To do this, on the menu screen, press "various settings", then "navigation correction" And "distance correction". To confirm, drive at a speed of 10 - 20 km/h.
No - Correct your current location, and drive for a while with the GPS tag displayed on the screen to track the status. If the fault is still present, Go to Detail Check G830887p15.
Detailed check G830887p15: GPS tag does not appear
G830887t67: Checking for Installed Options
1. Check if the car has accessories installed (anti-theft system, radar, etc.)
Is there any additional equipment installed on the vehicle?
Yes - Go to detailed check G830887t66.
No - Go to detailed check G830887t68.
G830887t66: Checking for Installed Optional RF Equipment
1. Turn off the power (including backup power).
Is the GPS tag displayed?
Yes - GPS reception may be impaired if devices that receive radio waves are installed in the vehicle. Change the position of the additional equipment and recheck the condition of the vehicle.
No - Go to detailed check G830887t68.
G830887t68: Satellite reception checks
1. Check if it is displayed after 10 minutes "R" or "T" in a collumn "ST" the GPS information screen of the navigation diagnostic function.
"R" or "T" displayed?
Yes - Wait for reception from other satellites so that the position calculation can be performed.
No - Go to detailed check G830887t69.
G830887t69: Navigation Diagnostic Function Self Test Codes
1. Perform a navigation system self-test.
Is code 80-3A or 80-3B displayed?
Yes - Go to detailed check G830887t70.
No - If code 80-11 is displayed or code 80-XX is not registered, install a new navigation module. module
G830887t70: GPS antenna replacement
1. Install a new GPS antenna.
Is reception possible after replacing the GPS antenna?
Yes - The problem has been fixed.
No - Refer to the electrical diagrams and check the integrity of the wiring harness and GPS antenna connectors.
Detailed check G830887p16: No sound
G830887t71: Sound check
1. Check for audio for all systems.
No sound for all systems?
Yes - Go to detailed check G830887t72.
No - Go to detailed check G830887t73.
G830887t72: Sound level test
1. Make sure the volume is not set too low.
Sound set too low?
Yes - Turn up the sound level and recheck the condition of the car.
No - Refer to the electrical diagrams and check the integrity of the wiring harness and amplifier and speaker connectors. Check Integrated Head Unit (IHU).
G830887t73: Only voice instructions do not work
1. Make sure that only voice instructions are not working.
Only voice instructions not working?
Yes - Go to detailed check G830887t77.
No - Go to detailed check G830887t76.
G830887t77: Navigation system volume setting
1. Check if the volume setting of the navigation system is too low.
Navigation system volume too low?
Yes - Turn up the volume of the navigation system and recheck the condition of the vehicle.
No - Go to detailed check G830887t74.
G830887t74: Voice instructions
1. Check if voice guidance is disabled in the navigation system settings.
Voice guidance turned off in the navigation system setting?
Yes - Turn on the voice guidance and double check the car's condition.
No - Go to detailed check G830887t75.
G830887t75: Additional items
1. Check if the following items are used.
- Destination not set
- No traffic along the route
- Are these two items used?
No - Check MOST network connection to touch screen and integrated headunit (IHU).
G830887t76: Sound does not work only with voice recognition
1. Make sure that no sound works only with voice recognition.
The sound does not work only with voice recognition?
Yes - Perform item diagnostics "No voice recognition". Go to detailed check G830887p17.
No - Go to detailed check G830887t79.
G830887t79: Sound does not work only when playing a CD
1. Make sure that the sound only works when playing a CD.
Sound not working only when playing a CD?
Yes - If the playback time is counting down, check the integrated headunit (IHU). If the playback time is not counting down, press the Start/Play button.
No - Go to detailed check G830887t80.
G830887t80: Sound does not work in radio mode only
1. Make sure that no sound works only in radio mode.
The sound does not work only in radio mode?
Yes - Check integrated head unit (IHU).
No - Go to detailed check G830887t81.
G830887t81: Sound does not work in TV mode only
1. Make sure that no sound works only in TV mode.
Sound not working only in TV mode?
Yes - Check integrated head unit (IHU).
No - Go to detailed check G830887t82.
G830887t82: Sound does not work in phone mode only
1. Make sure that no sound works only in phone mode.
The sound does not work only in phone mode?
Yes - Check integrated head unit (IHU). For more information. Go to detailed check G830887p23.
No - Check integrated head unit (IHU).
Detailed check G830887p17: No voice recognition
G830887t78: Map disk check
1. Check if a map disc is inserted.
Is there a map disc inserted?
Yes - Go to detailed check G830887t83.
No - Insert a disc with map information.
G830887t83: Audio system sound is muted when PTT switch is pressed
1. Check if the sound of the audio system is muted when the PTT switch is pressed.
Is the sound of the audio system suppressed?
Yes - Go to detailed check G830887t85.
No - Go to detailed check G830887t84.
G830887t84: PTT switch status
1. Check the status of the PTT switch through the microphone test in the manual test section of the navigation system diagnostic function.
Is the PTT switch status normal?
Yes - Check integrated head unit (IHU).
No - Install a new integrated head unit (IHU) or an ignition gateway module.
G830887t85: Repeat what was said
1. Check if what was said is repeated if other requests of the voice recognition system are completed.
Is there a repetition of what has been said?
Yes - The system is working properly (advise the client to change the manner of speaking, as misrecognition occurs).
No - Go to detailed check G830887t9.
G830887t9: Microphone test
1. Check if the microphone level changes when speaking into the microphone during the microphone test in the manual tests section of the navigation system diagnostics function.
When speaking, does the microphone level change after pressing the PTT switch?
Yes - The system is working properly (advise the client to change the manner of speaking, as misrecognition occurs).
No - Refer to the electrical diagrams and check the continuity of the microphone circuit Go to detailed check G830887t86. If there is no malfunction, suspicion falls on the microphone. Check and install a new microphone if necessary.
G830887t86: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the wiring harness and connectors between the navigation module and the display.
Is the fault related to the wiring harness or connectors between the navigation module and the display?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new navigation module.
Detailed check G830887p18: The mark of the current position of the vehicle rotates around its axis
G830887t87: Current vehicle position mark rotates around its own axis
1. Check if the ignition switch was in the Accessory Power or On position while the vehicle was on the turntable in a parking building, etc.
Is the ignition switch in the Accessory Power or On position?
Yes - The angular velocity of the vehicle at the time the ignition status changes is recorded as a standard value. To reset the default value, turn the ignition off and then turn it to the accessory power position or to the On position. with a stationary vehicle. Recheck the vehicle.
No - Go to detailed check G830887t88.
G830887t88: Current vehicle position mark rotates around its own axis
1. Check for logged navigation diagnostic trouble codes.
Registered code 58-02 (gyro system)?
Yes - Install a new navigation module.
No - Go to detailed check G830887t89.
G830887t89: Current vehicle position mark rotates around its own axis
1. Check for logged navigation diagnostic trouble codes.
Registered code 58-03 (vehicle speed system)?
Yes - Take measurements according to the Navigation System DTC Index.
No - Install a new navigation module.
Detailed check G830887p19: Vehicle position is not updated
G830887t90: Vehicle position is not updated
1. Check if the GPS tag is displayed?
Is the GPS tag displayed?
Yes - Go to detailed check G830887t91.
No - Perform item diagnostics "GPS tag display". Go to detailed check G830887p15.
G830887t91: Vehicle position is not updated
1. Check the map screen scroll function.
Can I touch-scroll the map screen?
Yes - Go to detailed check G830887t92.
No - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
G830887t92: Vehicle position is not updated
1. Through the diagnostic function of the display, go to the vehicle signal test screen.
Is the vehicle speed input signal correct? Note: The MOST and navigation module speeds are approximately the same.
Yes - Suspicion falls on the navigation module. See the note on installing a new module/item at the top of this section.
No - Go to detailed check G830887t93.
G830887t93: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the wiring harness and connectors of the navigation module.
Is the fault related to the wiring harness or navigation module connectors?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Install a new navigation module.
Detailed check G830887p20: The route could not be calculated
G830887t94: The route could not be calculated
1. Check if route calculation is possible if the current location is correct and another destination is set.
Route calculation possible?
Yes - Go to detailed check G830887t95.
No - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
G830887t95: The route could not be calculated
1. Check if the destination can be searched.
Can I search for a destination?
Yes - Go to detailed check G830887t96.
No - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
G830887t96: The route could not be calculated
1. Check if you can touch-scroll the map screen.
Can I touch-scroll the map screen?
Yes - Check the status of the map disc (scratches, dirt, deformation, cracks, etc.). If there is no malfunction, suspicion falls on the navigation module. See the note on installing a new module/item at the top of this section.
No - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
Detailed check G830887p21: Map display is incomplete
G830887t97: Map display is incomplete
1. Check if the map screen is displayed correctly when touch scrolling.
Does the map screen display correctly on touch scroll?
Yes - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
No - Go to detailed check G830887t98.
G830887t98: Map display is incomplete
1. Check if the map screen can be zoomed out.
Can I zoom out on the map screen?
Yes - Go to detailed check G830887t99.
No - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
G830887t99: Map display is incomplete
1. Check if the destination can be searched.
Can I search for a destination?
Yes - Go to detailed check G830887t100.
No - Check the status of the map disc (scratches, dirt, deformation, cracks, authenticity, etc.).
G830887t100: Map display is incomplete
1. Replace the map disc and recheck the vehicle condition.
Is the fault still present?
Yes - Suspicion falls on the navigation module. See the note on installing a new module/item at the top of this section.
No - Normal operation.
Detailed check G830887p22: Vehicle position mark moves in opposite direction of travel
G830887t101: Checking the rear view camera screen
1. Check if the rear view camera works when reverse gear is selected.
Does the rearview camera work when reverse gear is selected?
Yes - Go to detailed check G830887t102.
No - Refer to the electrical diagrams and check the integrity of the rear view display wiring harness and connectors. Check Integrated Head Unit (IHU).
G830887t102: Check REV 'ON' signal
1. Use the navigation diagnostic function to test the signals from the vehicle's systems.
Is the REV 'ON' signal displayed correctly when the shift lever is in the reverse position?
Yes - Go to detailed check G830887t103.
No - Refer to the electrical diagrams and check the integrity of the wiring harness and navigation system connectors. If the fault is still present, suspicion falls on the navigation module. See the note on installing a new module/item at the top of this section.
G830887t103: Harness/connector checks
1. Refer to the electrical diagrams and check the integrity of the wiring harness and connectors of the navigation module.
Is the fault related to the wiring harness or navigation module connectors?
Yes - Repair the problem and recheck the condition of the vehicle.
No - Check integrated head unit (IHU).
Detailed check G830887p23: Cannot make or receive a call with a bluetooth phone
G830887t104: Display test (Range Rover only)
1. Press the phone button.
A message is displayed on the screen "Phone not connected"?
Yes - Go to detailed check G830887t105.
No - Go to detailed check G830887t110.
G830887t105: Bluetooth compatibility check
1. Check if the handset is compatible with Bluetooth.
Is the handset compatible with Bluetooth?
Yes - Go to detailed check G830887t106.
No - Use a Bluetooth compatible handset.
G830887t106: Handset power test
1. Check if the handset is turned on.
Is the handset turned on?
Yes - Go to detailed check G830887t107.
No - Switch on the handset and repeat the test.
G830887t107: Initial connection settings
1. Check if the initial settings for connecting to the car system have been completed.
Have you completed the initial settings for connecting to the vehicle system?
Yes - Go to detailed check G830887t108.
No - Make initial connection settings.
G830887t108: Handset communication test
1. Check if the handset recognizes the car system.
Does the handset recognize the car system?
Yes - Go to detailed check G830887t109.
No - Test again using a different Bluetooth compatible handset. If the fault is still present, suspicion falls on the telephone module. Refer to the note on installing a new module/element at the top of this procedure.
G830887t109: Handset communication test
1. Turn your Bluetooth handset off and on.
Does the handset recognize the car system?
Yes - Check integrated head unit (IHU).
No - Suspicion falls on the telephone module. Refer to the note on installing a new module/element at the top of this procedure.
G830887t110: Handset communication test
1. Check if the handset is within range of the system.
Is the phone within 10 meters of the bluetooth phone module?
Yes - Go to detailed check G830887t111.
No - Move your phone within range of the bluetooth phone module (10 meters).
G830887t111: Handset communication test
1. Check if the handset is receiving while transmitting.
Does the handset receive while transmitting?
Yes - Check integrated head unit (IHU).
No - Replace the handset.
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