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C121D-BRAKE PRESSURE SENSOR CIRCUIT (CONTINUED) 8. CHECK THE RESISTANCE TO GROUND ON THE (B986) BRAKE PRESSURE RETURN CIRCUIT Turn the ignition off. Measure the resistance between the (B986) Brake Pressure Return Is the resistance below 5.0 ohms? Yes >> Go To 12 No >> Go To 9 9. CHECK THE (B986) BRAKE PRESSURE SENSOR RETURN CIRCUIT FOR SHORT TO GROUND Turn the ignition off. Disconnect the Anti-Lock Brake Module harness connector. Measure the resistance between ground and the (B986) Brake Pres- Is the resistance below 5.0 ohms? Yes >> Repair the (B986) Brake Pressure Sensor Return circuit for a short to ground. Perform ABS VERIFICATION TEST - VER 1. No >> Go To 10 5 - 262 BRAKES - BRAKE CONTROLLER ELECTRICAL DIAGNOSTICS WK |