Land Rover Defender: Transmission Control Switch - Removal and Installation
Land Rover Defender 2020-2025 Service Manual / Powertrain / Automatic Transmission / External Controls / Transmission Control Switch - Removal and Installation
REMOVAL AND INSTALLATION
REMOVAL
NOTE:
- This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
- This procedure contains illustrations showing certain components removed to provide extra clarity.
- This procedure contains illustrations for left side components, right side components are similar.
1. Disconnect the startup battery ground cable.
2.
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- Remove the 4 bolts.
- Remove the instrument panel passenger outer side trim.
3.
CAUTION: Take extra care not to damage the component.
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- Remove the bolt.
- Release the instrument panel lower surround from the 10 clips.
4.
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- Remove the 2 screws.
- Release the trim panel from the 2 clips.
5.
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- Disconnect the 2 electrical connectors.
- Remove the trim panel.
6.
NOTE: Take care not to damage the wiring harness when removing the Transmission Control Switch (TCS).
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- Remove the 4 screws.
- Remove the Transmission Control Switch (TCS).
- Disconnect the electrical connector.
INSTALLATION
1.
NOTE: Take care not to damage the wiring harness when installing the Transmission Control Switch (TCS).
- Connect the electrical connector.
- Install the Transmission Control Switch (TCS).
- Install and tighten the 4 screws.
Torque: 3.2Nm
2.
- Connect the 2 electrical connectors.
- Install the trim panel.
3.
- Install the trim panel to the 2 clips.
- Install and tighten the 2 screws.
4.
CAUTION: Take extra care not to damage the component.
- Install the instrument panel lower surround to the 10 clips.
- Install and tighten the bolt.
5.
- Install the instrument panel outer side trim.
- Install and tighten the 4 bolts.
6. Connect the startup battery ground cable.
7. Use the Jaguar Land Rover (JLR) approved diagnostic equipment to configure the new TCM.
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COMPONENT TORQUE LOCATION
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DESCRIPTION AND OPERATION
COMPONENT LOCATION
Engine cooling radiator
Engine coolant inlet
Supply pipe - from transmission
Return pipe - to transmission
Automatic Transmission Fluid (ATF) cooler
Transmission Cooling - Vehicles With: 8HP45 8-Speed Automatic Transmission
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DESCRIPTION AND OPERATION
COMPONENT LOCATION
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Return pipe - to transmission
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SEE MORE:
Transfer Case - Diagnosis and Testing
DIAGNOSIS AND TESTING
PRINCIPLE OF OPERATION
For a detailed description of the transfer case system and operation, refer
to the relevant Description and Operation
section of the workshop manual.
INSPECTION AND VERIFICATION
CAUTION:
Diagnosis by substitution from a donor vehicle is NOT acceptable. S
Rear traffic monitor
Make sure the relevant safety warnings
have been read and understood before
driving the vehicle.
Note: The quality of the camera views may
vary in different lighting conditions.
Note: Depending on the market in which
the vehicle is used, an audible and visual
warning is provided during a reversing
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