FF1 DTC 34, 38, 44, 58 or 78

- Turn ignition switch OFF.

Anti-Lock Module:

- Disconnect anti-lock brake wiring connector from anti-lock brake control module.

- Measure resistance between pins 28 and 46.

Break Out Box:

- Connect 60-pin breakout box 014-00322 with Anti-Lock Test Adapter T90P-50-ALA or equivalent to the anti-lock brake wiring connector on anti-lock brake wiring harness.

- Is resistance between 800 and 1400 ohms?

YES -- Go to FF3. FF3 Check LH Rear ABS Sensor Indicator Voltage

NO -- Go to FF2. FF2 Check LH Rear Sensor Indicator Resistance