D3 DTC 42 Check Right Rear ABS Sensor

- Remove cover from hydraulic control unit.

- Disconnect jumper harness from anti-lock brake control module.

- Check for a short between pin 6 or pin 7 of the 15-pin connector to ground.

Pin Number Circuit Circuit Function

1 603 (DG) Anti-Lock Indicator Output

2 511 (LG) Brake On/Off (BOO) Switch Input

3 836 (O/W) Diagnostic K

4 571 (BK/O) Not Used

5 Not Used

6 Not Used

7 521 (T/O) Left Front Anti-Lock Brake Sensor

8 522 (T/BK) Left Front Anti-Lock Brake Sensor

Ground

9 496 (O) Left Rear Anti-Lock Brake Sensor

10 499 (GY/BK) Left Rear Anti-Lock Brake Sensor Ground

11 494 (T/LG) Right Rear Anti-Lock Brake Sensor

Ground

12 516 (Y/BK) Right Front Anti-Lock Brake Sensor

Ground

13 492 (BR) Right Rear Anti-Lock Brake Sensor

14 Not Used

15 514 (Y/G) Right Front Anti-Lock Brake Sensor

- Does a short to ground exist and are both wires OK?

YES -- Service or replace jumper, circuit 191 or 192, or right rear brake anti-lock sensor.

NO -- Go to D4. D4 Check Right Rear ABS Sensor Air Gap