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:
SPECIFICATIONS
Climate Control
NOTE:
ROW Vehicles.
Climate Control
NOTE:
NAS Vehicles.
Climate Control
NOTE:
EU Vehicles.
Lubricants, Fluids, Sealers and Adhesives
CAUTION:
The HFO-1234yf and the R134a systems use the refrigerant oil (Sanden SP-A2).
NOTE:
The HFO-1234yf is not compatible with any
REMOVAL AND INSTALLATION
REMOVAL
WARNINGS:
To avoid accidental deployment, the Restraints Control Module (RCM)
backup power supply must be
depleted. Wait at least 1 minute after disconnecting the startup battery
ground cable(s) before doing any
repair or adjustment to the Supplementary Restr
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