Chrysler Concorde 2004 Service Manual page 1121

LEFT FRONT WHEEL SPEED SIGNAL FAILURE —
WHEEL SPEED SIGNAL FAILURE DTC PRESENT
AFFECTED WHEEL SPEED SENSOR SIGNAL INOPERATIVE
AFFECTED WHEEL SPEED SENSOR CONNECTOR DAMAGED
AFFECTED WHEEL SPEED SENSOR TONE WHEEL DAMAGED
AFFECTED WHEEL SPEED SENSOR AIR GAP FAULT
WHEEL BEARING FAULT
BRAKE LINING FAULT
AFFECTED WHEEL SPEED SENSOR CIRCUIT ELECTRICAL FAULT
TEST
1 Turn the ignition on.
With the DRBIII , read DTCs.
With the DRBIII , read Freeze Frame information.
NOTE: The CAB must sense ALL 4 wheels at 25 km/h (15 mph) before it will
extinguish the ABS indicators.
Does the DRBIII display WHEEL SPEED/SIGNAL FAILURE and SENSOR CIR-
CUIT FAILURE?
Yes → Refer to the affected Wheel Speed SENSOR CIRCUIT FAILURE
→ Go To 2
No
2 Turn the ignition on.
With the DRBIII in Sensors, monitor ALL the Wheel Speed Sensor Signals while an
assistant drives the vehicle.
Slowly accelerate as straight as possible from a stop to 24 km/h (15 mph).
Is the affected Wheel Speed Signal showing 0 km/h (0 mph)?
Yes → Go To 3
→ The condition is not present at this time. Monitor DRBIII
No
3 Turn the ignition off.
Inspect the CAB connector, affected Wheel Speed Sensor, and affected Wheel Speed
Sensor connector.
Is the Wheel Speed Sensor or any connector damaged?
Yes → Repair as necessary.
→ Go To 4
No
POSSIBLE CAUSES
ACTION
for the related symptom(s).
Perform ABS VERIFICATION TEST - VER 1.
parameters while wiggling the related wiring harness. Refer to
any Technical Service Bulletins(TSB) that may apply. Visually
inspect the related wiring harness and connector terminals.
Perform ABS VERIFICATION TEST - VER 1.
Perform ABS VERIFICATION TEST - VER 1.
25
BRAKES (CAB)
Continued
APPLICABILITY
All
All
All