CHECK INPUT SIGNAL FOR TCM.

1) Connect the connectors to TCM and transmission.

2) Lift up the vehicle.

3) Start the engine.

4) Slowly increase the vehicle speed to 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.

5) Measure the AC voltage between TCM connector terminals.

Connector & terminal

(B55) No. 26 (+) — No. 15 (−):

QUESTION
Is the voltage approx. 2 V or more?
Yes	No
	Replace the rear vehicle speed sensor.