Rear drive axle of the car Land Rover Discovery 3

Rear axle specification
Sealants Name Land Rover Part No Input flange nut STC 50553 Input shaft flange splines STC 50554 Differential lock motor (ETM) STC 50550 Lubricants Name Specification * Recommended lubricants: Device...

General information about the rear differential
Item name Spare part number Description A - Electronically controlled rear differential B - Rear open differential 1 - Rear drive shaft 2 - Electronically controlled rear differential 3 - Right rear...

Disassembled open type rear differential
Item name Spare part number Description 1 - Lid 2 - Seal 3 - Bearing assembly without cage 4 - Bearing preload spacer 5 - Bearing 6 - Roller bearing outer ring 7 - Lid 8 - Seal 9 - differential cup...

The principle of operation of the differential
Front and rear differentials have the same principle of operation. The rotary motion of the drive shaft is transmitted through the primary flange to the pinion shaft and pinion gear. The angular...

Electronically controlled rear differential
Item name Spare part number Description 1 - Lid 2 - O-ring 3 - Bearing preload spacer 4 - Bearing 5 - bearing cap 6 - Bolt, 4 pcs. 7 - Housing and motor assembly 8 - Damper 9 - Gear assembly 10 -...

Multi-plate clutch assembly
Item name Spare part number Description 1 - pressure plate 2 - Clutch disc assembly 3 - pressure plate 4 - thrust ring 5 - output drive 6 - drive balls 7 - Input drive 8 - Bearing preload spacer 9 -...

Electronic rear differential control
The electronic rear differential control unit controls the operation of the multi-plate clutch. The control unit is mounted on a bracket attached to the left C-pillar, under the trim. Item name Spare...

Contacts of the electronic control unit rear differential
Connector C2162 contact no Description Enter exit 1 Not used - 2 CAN bus line low Enter exit 3 High level CAN bus line Enter exit 4 Not used - 5 High level CAN bus line Enter exit 6 CAN bus line low...

CAN bus messages
The CAN bus is a high-speed data communication network that links the various control modules in a vehicle. It provides fast (within a few microseconds) data exchange between control modules. The CAN...

Terrain Response™
The Terrain Response™ system allows the driver to select a program that will provide the optimum traction and performance for the current road conditions. The system is controlled by a rotary switch...

Maintenance and diagnostics
Service The electronically controlled rear differential uses Castrol SAF-Carbon Mod Plus oil. This oil contains unique additives and friction improvers that improve differential performance. Do not...

Rear differential control circuit with el. management
NOTE: A = wired Item name Spare part number Description 1 - Egnition lock 2 - fusible link (accumulator battery) 3 - Drive motor 4 - Oil temperature sensor 5 - Electronic rear differential control 6...

Inspection and verification
1. Check the validity of the customer's complaint. 2. Confirm which, if any, warning lights and/or messages are lit/displayed on the instrument panel. For a list of messages, refer to the relevant...

Dtc fault code index
NOTE: Universal Scan Tools may not read the listed codes or may 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...

Transmission oil temperature sensor
Removing 1. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always support the vehicle with jack stands. Raise and support the vehicle. 2. Drain the differential...

Differential lock module
Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the rear trim panel. 3. Loosen the parking aid assembly. Loosen 2 nuts. 4. Remove the...

Complete bridge
Removing CAUTION: Do not loosen or remove the large protruding hex plug on the differential case. 1. WARNING: It is forbidden to carry out work on a vehicle supported only by a jack. Be sure to place...

Support pillow of a crankcase of the back bridge
Special tool Dismantling/mounting tool: long bolt with a diameter of 14 mm 502-009/5 Bearing kit for 14 mm and 16 mm bolt, 51203 Receiver for rear differential rear hub 502-009/1 Rear differential...

Axle housing bearing
Special tool Rear differential rear hub remover 502-009/2 Hydraulic two-column extractor 211-294 Adapter/button 205-825/4 Rear differential rear hub mounting device 205-825/3 Receiver for rear...

Draining and filling the differential with oil
CAUTION: Do not fill the differential with oil to the level of the filler plug. The filler plug is only used to fill the differential with oil and is not a level indicator. NOTE: The only way to...

Differential lock motor
Removing 1. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always support the vehicle with jack stands. Raise and support the vehicle. 2. Remove the differential...