CHECK OUTPUT SIGNAL OF BODY INTEGRATED UNIT.

1) Lift up the vehicle.

2) Start the engine.

3) Shift the select lever to “D” range and slowly increase vehicle speed to more than 20 km/h (12 MPH).

NOTE:

The speed difference between front and rear wheels lights the ABS warning light or the VDC warning light, but this does not indicate a malfunction. If the warning light is illuminated, clear the memory of ABS or VDC after completing AT control diagnosis.

4) Measure the voltage between body integrated unit and chassis ground.

Connector & terminal

(B279) No. 12 (+) — Chassis ground (−):

QUESTION

Is the voltage less than 1 V?

Yes No

Check the harnesses or connectors in reverse inhibitor control circuit, and repair the defective part.