Chrysler PT Cruiser 2001 Service Manual Supplement page 1981

BRAKES (CAB)
LEFT FRONT SENSOR SIGNAL FAILURE —
TEST
8 Turn ignition off.
Disconnect the CAB Connector.
Note: Check connector - Clean/repair as necessary.
Remove harness strain relief to access wires in CAB connector for backprobing.
Using a voltmeter in Direct Current (DC) mode, and special tool 6801, backprobe the
Left Front Wheel Speed Sensor Signal circuit at CAB.
Reconnect the CAB connector.
Turn ignition on.
Slowly rotate the wheel while observing voltmeter reading.
Does the voltage change from approximately 1.6 volts to 0.8 volts as the wheel is
rotated?
Yes → Go To 9
No
9 If there are no potential causes remaining, replace the CAB.
View repair options.
Repair
10 Turn ignition off.
Visually Inspect Wheel Speed Sensor.
Visually Inspect Tone Wheel.
Visually Inspect Wiring Harness.
Visually inspect brakes for locking up due to lining contamination or overheating.
Inspect all Components for defects which may cause a Signal DTC to set.
Is any Component Damaged?
Yes → Repair as necessary.
No
ACTION
→ Replace the Left Front Wheel Speed Sensor.
Perform ABS VERIFICATION TEST.
Replace the CAB.
Perform ABS VERIFICATION TEST.
Perform ABS VERIFICATION TEST.
→ Test Complete.
Continued
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APPLICABILITY
All
All
All