L322 Range Rover System Description and Operation
CHARGING AND STARTING
86-1-14 DESCRIPTION AND OPERATION
ECU Locations
The following table shows locations for the various electronic control units used on the vehicle.
Electronic Control Unit
Location
Handed Yes/No
Engine Control Module (ECM)
In E-Box in engine compartment
No
Electronic Automatic Transmission (EAT) ECU
In E-Box in engine compartment
No
Transfer Box ECU
On bulkhead in engine compartment, behind
vehicle battery
Yes
Air Suspension ECU
Behind passenger side of fascia
Yes
Anti-lock Brake System (ABS) ECU
Left hand side of engine compartment
No
Automatic Temperature Control (ATC) ECU
Part of heating control panel in centre of fascia
No
Steering Wheel Heating ECU
Located in steering wheel, next to the airbag
No
Body control Unit (BCU)
Under front passenger seat
Yes
Light Check Module (LCM)
Right hand 'A' post, behind trim panel
No
Immobilisation ECU
Next to transmission selector lever assembly on
driver's side
Yes
Automatic Headlamp Levelling ECU
Base of left hand 'A' post
No
Restraint system Diagnostic Control Unit (DCU)
Under centre console, next to handbrake
No
Trailer Module
On rear fusebox in right hand side of luggage
compartment
No
Tyre Pressure Monitoring ECU
Under front passenger seat, below BCU
Yes
Park Distance Control ECU
On rear fusebox in right hand side of luggage
compartment
No
Fuel Burning Heater (FBH) ECU
On fuel burning heater unit in rear of front wheel
arch on passenger side
Yes
Navigation Computer
On left hand side of luggage compartment
No
Seat Memory ECU
On outside panel of driver's seat with switch pack
Yes
Rain Sensor
On inside surface of windscreen, behind rear view
mirror
No
Steering Angle Sensor
On lower section of upper steering column
assembly
Yes
Rear Wiper Module
On rear wiper motor assembly
No
Voice Recognition ECU
On left hand side of luggage compartment, under
navigation computer
No
Telephone ECU
On left hand side of luggage compartment
No
Instrument Pack
In fascia, on driver's side
Yes
Drivers Door Module
In top of driver's door, behind trim panel
Yes
Passenger Door Module
In top of passenger door, behind trim panel
Yes
Sunroof ECU
Behind headlining with motor, at forward edge of
sunroof
Xenon Headlamp Control Module
Located on rear of each front Xenon headlamp unit
No