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POSSIBLE CAUSES AFFECTED WHEEL SPEED SENSOR AIR GAP FAULT WHEEL BEARING FAULT BRAKE LINING FAULT AFFECTED WHEEL SPEED SENSOR CIRCUIT FAULT TEST ACTION APPLICABILITY 1 Turn the ignition on. t, read DTCs. With the DRBIII t, read and record Freeze Frame information. NOTE: The ABM must sense ALL 4 wheels at 25 km/h (15 mph) before it will t display WHEEL SPEED SENSOR SIGNAL and WHEEL SPEED SENSOR CIRCUIT? All Yes → Refer to the affected WHEEL SPEED SENSOR CIRCUIT for the related symptom(s). No → Go To 2 2 Turn the ignition on. t in Sensors, monitor ALL the Wheel Speed Sensor Signals while an assistant drives the vehicle. All Yes → Go To 3 No → The condition is not present at this time. Monitor DRBIIIt parameters while wiggling the related wiring harness. Refer to 3 Turn the ignition off. All Yes → Repair as necessary. Perform ABS VERIFICATION TEST - VER 1. No → Go To 4 4 Turn ignition off. All Yes → Replace the Tone Wheel in accordance with the Service Informa- tion. No → Go To 5 23 BRAKES (25E) LEFT FRONT WHEEL SPEED SENSOR SIGNAL — Continued |