Land Rover Defender: Control Diagram
Control Diagram 1 of 2 - Adaptive Damping
A = HARDWIRED:
AL = PWM:
AX = FLEXRAY:
BA = HS CAN HUMAN MACHINE INTERFACE (HMI) SYSTEMS BUS.
- CHCM
- RCM
- Powertrain Control Module (PCM)
- ABS
- Terrain Response switchpack (TR) control module
- Transmission Control Module (TCM)
- Power Steering Control Module (PSCM)
- Body Control Module (BCM)/ Gateway Module A (GWM)
- IPC
- Front shock absorber (quantity 2)
- Rear shock absorber (quantity 2)
- Ground
- Power supply
- Accelerometer (quantity 3)
- Air suspension rear height sensor (quantity 2)
- Air suspension front height sensor (quantity 2)
Control Diagram 2 of 2 - Air Suspension
A = HARDWIRED:
U = CAN PRIVATE SYSTEMS BUS:
AX = FLEXRAY:
AY = HS CAN POWER MODE ZERO SYSTEMS
BUS BA = HS CAN HMI SYSTEMS BUS.
- CHCM
- RCM
- PCM
- ABS
- HVAC Control Module (HVAC)
- BCM/ GWM
- IPC
- Suspension air supply unit
- Front valve block
- Rear valve block
- Ground
- Power supply
- Air suspension rear switchpack - luggage compartment
- Rear right height sensor
- Front right height sensor
- Rear left height sensor
- Front left height sensor
- Pressure sensor - rear valve block
- Temperature sensor - suspension air supply unit
- Air suspension switchpack - ICIMA
READ NEXT:
PRINCIPLES OF OPERATION
For additional information on the operation of the air suspension system,
refer to the relevant section of the workshop manual.
INSPECTION AND VERIFICATION
WARNING:
Before car
GENERAL PROCEDURES
ACTIVATION
CAUTIONS:
Before disconnecting any components, make sure the area is clean and
free from foreign material. When
disconnected all openings must be sealed.
Make sure
GENERAL PROCEDURES
ACTIVATION
NOTES:
If this procedure has been successful the instrument cluster will
emit 2 soft chimes 1 second after the
drivers door is closed. The instrument cluster will th
SEE MORE:
REMOVAL AND INSTALLATION
GENERAL EQUIPMENT
PART(S)
REMOVAL
CAUTION:
Only tighten the nuts and bolts when the suspension is at the normal ride
height. Failure to follow this
instruction may result in damage to the vehicle.
NOTES:
This procedure contains some variation in the illustrations depend
The Tire Pressure Monitoring System
(TPMS) automatically recognizes any
changes in wheel positions. The vehicle
must be stationary for 15 minutes during
the wheel and tire change, to make sure
that the system can detect the change.
After driving above 16 mph (25 km/h), any
warning should update wit
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