J3 Check ABS Operation RH Front Wheel

- Jump pins 19 and 34 at breakout box.

- Short pins 38, 21, and 60 to each other at breakout box.

- Apply moderate brake pedal effort and check that RH front wheel will not turn with ignition switch OFF.

- Check to see that RH front wheel turns freely when ignition switch is in the RUN position.

CAUTION: Do not leave ignition switch in the RUN position for more than one minute, or valve damage may result.

- Does wheel turn freely?

YES -- Turn ignition switch to the OFF position. Disconnect wire leads. Go to J4. J4 Check ABS Operation RH Rear Wheel

NO -- Verify correct wiring between 55-pin connector and 19-pin connector on brake pressure control valve block per wiring diagram. If anti-lock brake wiring is correct, replace brake pressure control valve block.