TEST
ACTION
APPLICABILITY
2
Turn the ignition off.
Inspect the CAB harness connector and affected Wheel Speed Sensor.
Inspect for looseness.
Inspect wiring harness.
Inspect for metal chips on sensor.
Is the Wheel Speed Sensor or CAB harness connector damaged?
All
Yes
→ Repair as necessary.
Perform ABS VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition off.
Inspect the affected Wheel Speed Sensor(s) tone wheel for damage, looseness, or
missing.
NOTE: Refer to the appropriate Service information, if necessary, for
procedures or specifications.
Is the affected tone wheel OK?
All
Yes
→ Go To 4
No
→ Replace the tone wheel in accordance with the Service Informa-
tion.
Perform ABS VERIFICATION TEST - VER 1.
4
Turn the ignition off.
Inspect the affected Wheel Speed Sensor air gap.
NOTE: Refer to the appropriate Service information, if necessary, for
procedures or specifications.
Is the affected air gap OK?
All
Yes
→ Go To 5
No
→ Repair as necessary.
Perform ABS VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Inspect the affected Wheel Speed Sensor(s) wheel bearing.
NOTE: Refer to the appropriate Service information, if necessary, for
procedures or specifications.
Is the affected wheel bearing clearance OK?
All
Yes
→ Go To 6
No
→ Repair as necessary.
Perform ABS VERIFICATION TEST - VER 1.
6
Turn the ignition off.
Visually inspect the brakes for locking up due to lining contamination or overheating.
Inspect all brake components for defects which would cause a speed difference.
Were any problems found?
All
Yes
→ Repair as necessary.
Perform ABS VERIFICATION TEST - VER 1.
No
→ Go To 7
47
BRAKES (CAB)
LEFT FRONT WHEEL SPEED SENSOR SIGNAL —
Continued