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BRAKES (25E)
Symptom List:
LEFT FRONT WHEEL SPEED SENSOR SIGNAL
REAR WHEEL SPEED SENSOR SIGNAL
RIGHT FRONT WHEEL SPEED SENSOR SIGNAL
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be LEFT FRONT WHEEL SPEED
SENSOR SIGNAL.
When Monitored and Set Condition:
LEFT FRONT WHEEL SPEED SENSOR SIGNAL
When Monitored: Ignition On - Continuously
Set Condition: When the ABM detects the following on the wheel speed sensor signal
circuit: missing signal, continuously low wheel speed, changes erratically, periodic drop out
of a wheel speed, and too long of pressure reduction during an ABS event.
REAR WHEEL SPEED SENSOR SIGNAL
When Monitored: Ignition On - Continuously
Set Condition: When the ABM detects the following on the wheel speed sensor signal
circuit: missing signal, continuously low wheel speed, changes erratically, periodic drop out
of a wheel speed, and too long of pressure reduction during an ABS event.
RIGHT FRONT WHEEL SPEED SENSOR SIGNAL
When Monitored: Ignition On - Continuously
Set Condition: When the ABM detects the following on the wheel speed sensor signal
circuit: missing signal, continuously low wheel speed, changes erratically, periodic drop out
of a wheel speed, and too long of pressure reduction during an ABS event.
WHEEL SPEED SENSOR SIGNAL 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 FAULT
POSSIBLE CAUSES
22
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