C1 Check LH Rear ABS Sensor

- Turn ignition switch OFF.

- Disconnect connector from anti-lock brake module.

- Connect Rotunda EEC-IV 60-pin Breakout Box 014-00322 with Rotunda Anti-Lock Brake Adapter 007-00116 or equivalent to the wiring harness connector.

- Measure resistance between breakout box pin 17, circuit 518 (LG/R) and pin 18, circuit 519 (LG/BK).

- Is resistance between 1280 and 1920 ohms?

YES -- Go to C3. C3 Check LH Rear ABS Sensor Voltage

NO -- Go to C2. C2 Check LH Rear ABS Sensor Resistance