C123B-ESP SYSTEM CONTROL TOO LONG

For a complete wiring diagram Refer to Section 8W.

When Monitored:
With the ignition on.
Set Condition:
When the Anti-Lock Brake Module indicates ESP control lasting longer the 15 seconds.

Possible Causes

HYDRAULIC/BRAKE ISSUE

DYNAMICS SENSOR

INTEGRATED CONTROL MODULE

Diagnostic Test

1.VERIFY DTC IS ACTIVE

NOTE: If other DTC's are set they must be repaired before continuing. This DTC must be active for the results of this test to be valid and this DTC may set while driving under excessive driving conditions.

WARNING: Ensure brake capability is available before road testing.

Does this DTC reset?

Yes

Go To 2

Perform the ABS Intermittent Condition diagnostic procedure in this Section.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

2.CHECK HYDRAULIC SYSTEM & BRAKE SYSTEM COMPONENT INSTALLATION & FUNCTION

Were any problems found?

Yes

Repair as necessary.
Perform ABS VERIFICATION TEST.. (Refer to 5 - BRAKES - STANDARD PROCEDURE).

Replace the Dynamics Sensor in accordance with the Service Information.
Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).