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5A–50 BRAKE CONTROL SYSTEM Chart B-22 Rear Speed Sensor Missing (DTC 63 (Flash out) / C0236, C0237 (Serial NOTE: Even after repairing the faulty part the warning Step Action Yes No 1 1. Turn the key off. 2. Disconnect coil integrated module connector. 3. Measure the Rear speed sensor resistance between coil integrated module connector (C-4) terminals 4 and 12. Is the resistance between 1.2k and 2.0k ohms? Go to Step 2 Go to Step 3 2 Is there play sensor/sensor rotor? Repair. Go to Step 6 Go to Step 4 3 Measure the rear speed sensor resistance at the sensor Repair harness abnormality between sensors and coil integrated module. Go to Step 6 Replace sensor. Go to Step 6 4 Damage and powered iron sticking to sensor/sensor ring? Repair. Go to Step 6 Go to Step 5 5 Is sensor output normal? (Chart C-1-3 or TC-1) Check for faults in harness between speed integrated module. Fault found: repair, and perform system self-check. No fault found: replace EHCU. Go to Step 6 Replace sensor. Go to Step 6 6 1. Reconnect all components, ensure all components are properly mounted. 2. Clear diagnostic trouble code. Was this step finished? Repeat the “Basic diagnostic flow chart" Go to Step 6 |