E 150 1/2 Ton Van V6-4.2L VIN 2 (1997)
Wheel Speed Sensor: Service and Repair
Wheel Speed Sensor
Rear Antilock Brake System
Anti-Lock Electronic Control Module
REMOVAL
1. Raise and support the vehicle.
2. Disconnect the rear brake anti-lock sensor electrical connector.
3. Remove the rear brake anti-lock sensor bolt.
4. Remove the rear brake anti-lock sensor.
5. Clean and inspect the rear brake anti-lock sensor.
6. Clean the axle mounting surface. Do not get dirt in the rear axle housing.
7. Inspect and clean the magnetized rear brake anti-lock sensor pole piece.
8. Inspect the rear brake anti-lock sensor and O-ring for damage. Replace if necessary.
INSTALLATION
1. Lightly lubricate the rear brake anti-lock sensor O-ring with motor oil.
Rear Brake Anti-Lock Sensor
2. Measure the clearance between the rear brake anti-lock sensor pole piece and the rear brake anti-lock sensor indicator.
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clearance 0.127-1.140 mm (0.005-0.045 inch)
3. Install the rear brake anti-lock sensor.
NOTE: Do not apply force to the plastic rear brake anti-lock sensor connector. The rear brake anti-lock sensor flange should slide to the
mounting surface.
