L322 Range Rover Service Procedures
FRONT SUSPENSION
60-22
REPAIRS
Electronic Control Unit (ECU) - air
suspension
$% 60.50.04
If the ECU is to be replaced then Testbook/T4 must
be connected and correct procedures adhered to,
prior to battery disconnection.
Remove
1. Remove passenger's side lower fascia finisher.
Finisher - lower - passengers side.
2. Release 2 clips and withdraw ECU from holder.
3. Disconnect 2 multiplugs from ECU.
4. Remove ECU.
Refit
1. Position new ECU, connect multiplugs and
secure ECU in holder.
2. Fit passenger's side fascia lower finisher.
Finisher - lower - passengers side.
3. Use TestBook/T4 to re-calibrate system.
ADJUSTMENTS, Calibrate - air suspension.
Air supply unit
$% 60.50.10
There is no need to depressurise the suspension in
this procedure.
Remove
1. Remove spare wheel cover.
2. Release wing nut securing spare wheel to
compressor housing, remove bolt and collect
cup.
3. Remove spare wheel.
4. Remove 4 bolts securing air supply unit to
body.
M60 0812