LI32.34-P-056198

Fault message "AIRMATIC" or "Active Curve System" in instrument cluster
Topic number
LI32.34-P-056198
Version
3
Design group
32.34 Roll control (WR)
Date
07-15-2013
Validity
MODEL 166 with CODE 468 (Active Curve System)
Reason for change
Operation item changed
Reason for block
Complaint:
1. In vehicles up to VIN 166 ### #A 097760 without code 803, the following fault code is logged in the quick test:
P1C9B00, The control unit 'Roll control' has a malfunction.
2. In vehicles up to VIN 166 ### #A 097760 with code 803 or vehicles as of VIN 166 ### #A 097761, the following
fault code is logged in the quick test:
P1C9564, The rotation direction valve of the torsion bar ''Front axle'' has a malfunction.
Cause:
Monitoring of pressures in ACS is too sensitive.
Remedy:
1.) Check hydraulic fluid fill level and correct if necessary
2.) Perform Xentry update:
For Xentry Diagnostics DVD 1/2013 use add-on 2798.
For Xentry Diagnostics DVD 3/2013 use add-on 2799.
For Xentry Diagnostics DVD 5/2013 use add-on 2800.
Then use control unit programming to flash the software A166 902 5904 into the ACS control unit.
Symptoms
Chassis/suspension / Suspension/Dampening / Suspension System Function / Indicator lamp is on
Chassis/suspension / Suspension/Dampening / AIRMATIC / AIRMATIC display / Air Suspension - Service Required
Chassis/suspension / Suspension/Dampening / AIRMATIC / AIRMATIC indicator lamp / lit
Control unit/fault code
Control unit
Fault code
Fault text
AIRMATIC - AIRMATIC (N51/
3) (SPC166)
P1C9B00
Control unit "Roll control" has a malfunction.
Roll control - Roll control (N51/ P1C9564
6) (ARS166)
07-15-2013 3:25 PM
© Copyright Daimler AG
The rotation direction valve of torsion bar "Front axle" has a malfunction. There is an implausible signal.
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Parts
Part number
ES1 ES2 Designation
A 001 989 24 03
Quantity Note
Multigrade oil
1
EPC Other
make
part
As required
X
WIS-References
Document number
Title
ar32.34-p-0021gq
Fill and bleed Active Roll
Stabilization
Note
Allocation
Remedy
Validity
Vehicle
Engine
Transmission
166.003
*
*
166.004
*
*
166.023
*
*
166.024
*
*
166.055
*
*
166.057
*
*
166.058
*
*
166.073
*
*
166.074
*
*
166.823
*
*
166.824
*
*
166.872
*
*
166.873
*
*
166.874
*
*
Vehicle
Engine
Transmission
166.003
651.960
722.908
166.004
651.960
722.908
166.023
642.826
722.903
166.023
642.826
725.031
166.024
642.826
722.903
166.024
642.826
725.031
166.055
276.955
722.906
166.057
276.955
722.906
166.058
276.955
722.906
166.073
278.928
722.909
Full model designation breakdown
07-15-2013 3:25 PM
© Copyright Daimler AG
KOLESK
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166.073
278.928
725.031
166.073
278.928
725.032
166.074
157.982
722.905
166.074
157.982
722.931
166.823
642.826
722.903
166.823
642.826
725.031
166.824
642.826
722.903
166.824
642.826
725.031
166.872
278.928
722.909
166.872
278.928
725.031
166.872
278.928
725.032
166.873
278.928
722.909
166.873
278.928
725.031
166.873
278.928
725.032
166.874
157.982
722.905
166.874
157.982
722.931
07-15-2013 3:25 PM
© Copyright Daimler AG
KOLESK
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