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Diagnostic Manual, Chassis and Drivetrain,
Volume 1
Printable version
LOCATION:
3.2 Adaptive Damping System (ADS)
> 13 Diagnosis - Complaint Related Diagnostic Chart
Diagnosis - Complaint Related Diagnostic Chart
Complaint/Problem
Possible cause
Remedy/Test step
1)
ADS MIL (A1e27) comes on with engine running
Steering angle sensor (N49) not initialized
DTC stored
Turn steering wheel from right to left stop.
12
DTC Memory
Damping too hard/too soft
12
DTC Memory
Vehicle level too low (base level)
34
1.0
(SMS, Job No. 40-300)
Vehicle lowers at rear axle
Visually check for external leaks
Hydraulic oil level too low
Visually check for external leaks
Model 129 only
Vehicle lowers with engine off
Visually check for external leaks
34
1.0
Model 129 only
Vehicle lowers with engine running
33
1.0
Model 129 only
Vehicle lowers at front axle
Visually check for external leaks
34
1.0
36
1.0
Model 129 only
Vehicle does not lift at one or both axles
33
1.0
32
1.0
1) Observe Preparation for Test, see
22
.