Service Manual

627333-A 3-37
Transmission Troubleshooting
Error Codes 699 - 999
525-1 Transmission lever position sensor signal out of
range low.
The position sensor has failed.
The signal circuit of the sensor is shorted to the
ground
The sensor needs to be calibrated.
The ECM has failed. This in unlikely.
525-8 Transmission lever position sensor signal
abnormal.
The sensor has failed.
Intermittent connections or poor connections.
Mechanical devices are loose.
The ECM has failed. This is unlikely
625-9 Engine not cummunicating with transmission
ECM on CAT Date Link.
Poor electrical connection at a machine harness
connector.
The circuit for the CAT Data Link in the machine
harness is shorted to ground.
The circuit for the CAT Data Link in the machine
harness is shorted to the + battery.
The circuit for CAT Data Link in the machine
harness in open.
639-9 J1939 data link not communicating.
Broken fuse or wire.
Codes Description Possible Cause
Codes Description Possible Cause
701-3 Transmission clutch #9 solenoid short to positive
terminal of the battery.
The solenoid has failed.
The energize circuit of the solenoid is shorted to
the + battery circuit.
The ECM has failed. This unlikely.
701-5 Transmission clutch #9 solenoid open circuit. The energize circuit of the solenoid is open.
The return circuit of the solenoid is open.
The solenoid has failed.
The ECM has failed. This is unlikely.
701-6 Transmission clutch #9 short to ground. The energize circuit of the solenoid is shorted to
ground.
The solenoid has failed.
The ECM has failed. This is unlikely
702-2 Inching pedal switch inputs incorrect. Poteniometer broken.
703-0 Inching pedal position sensor signal out of range
high.
The sensor has failed.
The signal circuit of the sensor is shorted to the
+ battery circuit.
The sensor needs to be calibrated.
The ECM has failed. This in unlikely.