NOTE: Universal Scan Tools cannot read the listed codes or can only read 5-digit codes. Match the 5 digits from the scan tool with the first 5 digits of the listed 7 digit code to identify the problem (the last 2 digits give additional information read by the diagnostic system approved by the manufacturer).
NOTE: See Section 412-00 for a complete list of Heated Seat DTCs "Climate control system" manuals for service stations. See section 418-00 for more DTCs "Network communication" manuals for service stations.
| DTC | Description | Possible reasons | Action |
| B1A7318 | Left seat heating element | Check left seat heating element switch and circuit. Refer to the electrical manual. | |
| B1A7418 | Heating element, right seat | Right Seat Heating Element Power Circuit Current Below Threshold | Check the right seat heating element switch and circuit. Refer to the electrical manual. |
| B1B6511 | Left Seat Heating Element Temperature Sensor | Left Seat Heater Temperature Signal Circuit Short to Ground | Check the seat heater temperature signal circuit. Refer to the electrical manual. Refer to the relevant section in the workshop manual. |
| B1B6515 | Left Seat Heating Element Temperature Sensor | Check the seat heater temperature signal circuit. Refer to the electrical manual. Refer to the relevant section in the workshop manual. | |
| B1B6611 | Right Seat Heating Element Temperature Sensor | Right Seat Heater Temperature Signal Circuit Short to Ground | Check the seat heater temperature signal circuit. Refer to the electrical manual. Refer to the relevant section in the workshop manual. |
| B1B6615 | Right Seat Heating Element Temperature Sensor | Check the seat heater temperature signal circuit. Refer to the electrical manual. Refer to the relevant section in the workshop manual. | |
| B1B8541 | Memory module | Error in seat module | Replace the Seat Memory Module If there is any doubt that the module is working properly, refer to the Warranty Policy and Procedures Manual. |
| B1B8549 | Memory module | Error in seat module | If there is no customer complaint about seat operation, no action is required, clear/ignore the DTC. If this affects the operation of the seat, replace the module. If there is any doubt about the functionality of the module, refer to the Warranty Policy and Procedures Manual. |
| B1B8587 | Memory module | Seat memory module not responding | The seat settings memory module is not installed on all modifications (custom installation). Failure logging is prohibited by the CCF file, but misconfiguration of the CCF file can log a DTC by mistake. Repair is only required for vehicles with a sunroof. See status description if necessary "Communication loss" at the beginning of this table. |
| B1B8673 | Seat height motor relay | Malfunction of the internal relay of the module of memory of settings (sticking) | Replace the Seat Memory Module If in doubt about the functionality of the module, refer to the Warranty Policy and Procedures Manual. |
| B1B8693 | Seat height motor relay | If there is no customer complaint about seat operation, no action is required, clear/ignore the DTC. If seat operation is not correct, check/replace control module. If there is any doubt about the functionality of the module, refer to the Warranty Policy and Procedures Manual. | |
| B1B8731 | Seat Height Motor Speed/Position Sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat height motor. Repair/replace as needed. If there is no circuit problem, check/replace the seat height motor. | |
| B1B873A | Seat Height Motor Speed/Position Sensor | Seat has moved in height beyond the expected range Open or short circuit in the sensor circuit Seat adjustment range problem Seat height motor speed/position sensor defective | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat height motor. Repair/replace as needed. Check seat adjustment ranges to ensure correct operation. Replace the seat height motor |
| B1B8873 | Seat height motor relay | Malfunction of the internal relay of the module of memory of settings (sticking) | Replace the Seat Memory Module If in doubt about the functionality of the module, refer to the Warranty Policy and Procedures Manual. |
| B1B8893 | Horizontal seat motor relay | If there is no customer complaint about seat operation, no action is required, clear/ignore the DTC. If seat operation is not correct, check/replace control module. | |
| B1B8931 | Horizontal Seat Motor Speed/Position Sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat leveling motor. Repair/replace as needed. If there is no circuit problem, check/replace the seat leveling motor. | |
| B1B893A | Horizontal Seat Motor Speed/Position Sensor | Seat has moved horizontally beyond the expected range Open or short circuit in the sensor electrical circuit Seat adjustment range problem Seat motion motor speed/position sensor defective | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat leveling motor. Repair/replace as needed. Check seat adjustment ranges to ensure correct operation. Replace the electric motor for moving the seat in a horizontal plane |
| B1B9073 | Seat Tilt Motor Relay | Malfunction of the internal relay of the module of memory of settings (sticking) | Replace the Seat Memory Module If in doubt about the functionality of the module, refer to the Warranty Policy and Procedures Manual. |
| B1B9093 | Seat Tilt Motor Relay | If there is no customer complaint about seat operation, no action is required, clear/ignore the DTC. If seat operation is not correct, check/replace control module. | |
| B1B9131 | Seat tilt motor speed/position sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat tilt motor. Repair/replace as needed. If there is no circuit problem, check/replace the seat tilt motor. | |
| B1B913A | Seat tilt motor speed/position sensor | Seat tilted out of expected range Open or short circuit in sensor circuit Seat adjustment range problem Seat tilt motor speed/position sensor defective | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat tilt motor. Repair/replace as needed. Check seat adjustment ranges to ensure correct operation. Replace the seat tilt motor. |
| B1B9273 | Tilt Seat Motor Relay | Malfunction of the internal relay of the module of memory of settings (sticking) | Replace the Seat Memory Module If in doubt about the functionality of the module, refer to the Warranty Policy and Procedures Manual. |
| B1B9293 | Tilt Seat Motor Relay | If there is no customer complaint about seat operation, no action is required, clear/ignore the DTC. If seat operation is not correct, check/replace control module. | |
| B1B9331 | Seat Tilt Motor Speed/Position Sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat tilt motor. Repair/replace as needed. If there is no circuit problem, check/replace the seat tilt motor. | |
| B1B933A | Seat Tilt Motor Speed/Position Sensor | Seat tilted out of the expected range Open or short circuit in sensor circuit Seat adjustment range problem Seat tilt motor speed/position sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the seat tilt motor. Repair/replace as needed. Check seat adjustment ranges to ensure correct operation. Replace the seat tilt motor. |
| B1B9473 | Seat up switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1B9573 | Seat down switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1B9673 | Seat forward switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1B9773 | Seat back switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1B9873 | Seat tilt up switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1B9973 | Seat down switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0073 | Seat tilt up switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0173 | Seat recline switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0273 | Position memory switch | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0373 | Memory switch #1 | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0473 | Memory switch #2 | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0573 | Memory switch #3 | Refer to electrical manuals and check wiring between seat memory module and switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C0601 | Driver's Mirror Up/Down Motor and Common Mirror Control Circuit | Refer to electrical manuals and check wiring between seat memory module and door mirror for open circuit or short to ground. Check the operation of the mirror and replace if necessary. | |
| B1C0701 | The electrical circuit of the electric motors for turning the left / right mirror of the driver and raising / lowering the right mirror | Refer to electrical manuals and check wiring between seat memory module and door mirror for open circuit or short to ground. Check the operation of the mirror and replace if necessary. | |
| B1C0801 | Passenger Mirror Left/Right Motor Circuit and Mirror Control Motor Circuit | Refer to electrical manuals and check wiring between seat memory module and door mirror for open circuit or short to ground. Check the operation of the mirror and replace if necessary. | |
| B1C0973 | Driver's Mirror Left/Right Motor Circuit | If there is no customer complaint about mirror operation, no action is required, clear/ignore the DTC. If mirror operation is abnormal, refer to electrical diagrams and check circuit for short to ground or open circuit Replace mirror/motor as needed. | |
| B1C1073 | Driver Mirror Up/Down Motor Circuit | If there is no customer complaint about mirror operation, no action is required, clear/ignore the DTC. If mirror operation is abnormal, refer to electrical diagrams and check circuit for short to ground or open circuit Replace mirror/motor as needed. | |
| B1C1173 | Passenger Mirror Left/Right Motor Circuit | If there is no customer complaint about mirror operation, no action is required, clear/ignore the DTC. If mirror operation is abnormal, refer to electrical diagrams and check circuit for short to ground or open circuit Replace mirror/motor as needed. | |
| B1C1273 | Passenger Mirror Up/Down Motor Circuit | If there is no customer complaint about mirror operation, no action is required, clear/ignore the DTC. If mirror operation is abnormal, refer to electrical diagrams and check circuit for short to ground or open circuit Replace mirror/motor as needed. | |
| B1C133A | Driver Mirror Up/Down Motor Feedback Circuit | Door mirror motor has moved outside of expected range Open or short in sensor circuit Faulty door mirror motor position sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the mirror. Repair/replace as needed. Check/replace mirror motor/complete assembly. |
| B1C143A | Driver Mirror Left/Right Motor Feedback Circuit | Door mirror motor has moved outside of expected range Open or short in sensor circuit Faulty door mirror motor position sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the mirror. Repair/replace as needed. Check/replace mirror motor/complete assembly. |
| B1C153A | Passenger Mirror Up/Down Motor Feedback Circuit | Door mirror motor has moved outside of expected range Open or short in sensor circuit Faulty door mirror motor position sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the mirror. Repair/replace as needed. Check/replace mirror motor/complete assembly. |
| B1C163A | Passenger Mirror Left/Right Motor Feedback Circuit | Door mirror motor has moved outside of expected range Open or short in sensor circuit Faulty door mirror motor position sensor | Refer to the electrical manuals and check the wiring harness and connectors between the seat memory module and the mirror. Repair/replace as needed. Check/replace mirror motor/complete assembly. |
| B1C1773 | Left Driver Mirror Switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C1873 | Right Driver Mirror Switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C1973 | Driver Mirror Up Switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C2073 | Driver Mirror Down Switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C2173 | Left Passenger Mirror Switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C2273 | Right Passenger Mirror Switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C2373 | Passenger mirror up switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C2473 | Passenger mirror down switch | Refer to electrical manuals and check wiring between memory module and mirror switch box for short to ground. Check switch operation and replace if necessary. | |
| B1C3173 | Steering column adjustment motor relay | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. With the electric steering column adjustment installed, refer to the electrical manuals and check the electric steering column motor circuit for short or open circuit and check/replace the setting memory module if necessary. | |
| B1C3193 | Steering column adjustment motor relay | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. With the electric steering column adjustment installed, check/replace the control module if necessary. | |
| B1C3213 | Steering column tilt solenoid | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the power steering column adjustment is installed, refer to the electrical manuals and check the tilt solenoid circuit for a short or open circuit and check/replace the tilt solenoid if necessary. | |
| B1C3296 | Steering column tilt solenoid | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the power steering column adjustment is installed, refer to the electrical manuals and check the steering column tilt solenoid circuit for a short or open circuit. Check for other relevant DTCs and repair as necessary. Allow solenoid to cool, clear DTC and check solenoid/tilt operation. If the DTC persists, replace the steering column tilt solenoid if necessary. | |
| B1C333A | Steering column tilt feedback signal | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the power steering column adjustment is installed, refer to the electrical manuals and check the steering column tilt solenoid feedback circuit for a short or open circuit. Check solenoid/tilt function and travel range Replace tilt solenoid if necessary. | |
| B1C3413 | Steering column height adjustment solenoid | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the power steering column adjustment is installed, refer to the electrical manuals and check the electrical circuit of the steering column height adjustment solenoid for short circuit or open circuit and check/replace the tilt solenoid if necessary. | |
| B1C3496 | Steering column height adjustment solenoid | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the electric steering column adjustment is installed, refer to the electrical manuals and check the electrical circuit of the steering column height adjustment solenoid for short circuit or open circuit. Check for other relevant DTCs and repair as necessary. Allow the solenoid to cool, clear the DTC and check the operation of the solenoid/height adjustment function. If the DTC persists, replace the height adjustment solenoid if necessary. | |
| B1C353A | Steering column height adjustment feedback signal | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the electric steering column adjustment is installed, refer to the electrical manuals and check the electric steering column height adjustment solenoid feedback circuit for a short or open circuit. Check the operation of the height adjustment solenoid/function and range of travel Replace the height adjustment solenoid if necessary. | |
| B1C363A | Steering column tilt/height adjustment switch | When the electric steering column adjustment is not installed, no action is required, clear/ignore the DTC. When the power steering column adjustment is installed, refer to the electrical manuals and check the steering column tilt/height adjustment switch circuit for a short or open circuit. Check the operation of the steering column tilt/height adjustment switch and replace the switch if necessary. |
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