Land Rover Defender: Handles, Locks, Latches and Entry Systems - Control Diagram
CONTROL DIAGRAM - 1 OF 2 - CENTRAL DOOR LOCKING SYSTEM
NOTE:
Vehicle with 5 doors is shown, vehicle with 3 doors is similar.
A = HARDWIRED: F = RF TRANSMISSION: O = LIN: AZ = HS CAN BODY SYSTEMS BUS:
BA = HS CAN HMI SYSTEMS
BUS.
- BCM/ GWM
- RFA
- PDM
- DDM
- PRDM
- DRDM
- IPC
- Fuel flap release motor
- CDL motor - Tailgate
- Ground
- Power supply
- Tailgate ajar switch
- Smart key
- Hood ajar switch
- RF receiver
- Tailgate open switch
CONTROL DIAGRAM - 2 OF 2 - DOOR LATCHES
NOTE:
The driver door is shown, the others are similar.
A = HARDWIRED: AZ = HS CAN BODY SYSTEMS BUS.
- DDM
- BCM/ GWM
- CDL motor
- Ground
- Power supply
- CDL lock/unlock switch
- Ajar switch and status switch - Door latch
READ NEXT:
DIAGNOSIS AND TESTING
PRINCIPLES OF OPERATION
For a detailed description of the Locks, Latches and Entry Systems, refer to
the relevant Description and Operation
section in the workshop manual. REFER
GENERAL PROCEDURES
CHECK
CAUTIONS:
If the striker bolts are fully removed, new bolts must be installed.
Make sure to protect the paintwork.
NOTES:
This procedure contains some variation in the i
GENERAL PROCEDURES
ACTIVATION
CAUTION:
Do not dismantle pre-assembled exterior door handles before painting as this
will cause damage to the
weatherproof seals.
NOTES:
This procedure contains some
SEE MORE:
REMOVAL AND INSTALLATION
REMOVAL
NOTES:
This procedure contains illustrations for left hand drive vehicles,
right hand drive vehicles are similar.
This procedure contains some variation in the illustrations depending
on the vehicle specification, but the
essential information is always corre
Make sure to read and fully understand
the following warnings. Failure to comply
with the safety instructions could result in
an accident, leading to serious injury or
death.
Make sure the relevant safety warnings
have been read and understood before
changing a wheel.
Disconnect any trailer or car
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