Test Step 3. Inspect Electrical Connectors and Wiring -807640534

356

TM 9-2320-312-24-2

Troubleshooting Section

Test Step 3. Inspect Electrical Connectors

and Wiring.

g00713728

Illustration 155

Terminal locations for ECM

terminal 68

A. Thoroughly inspect ECM connector J1/P1,

the firewall bulkhead connectors, and any

connectors that are used by the PTO.

Refer to Illustration 155.

Refer to Troubleshooting, "Electrical Connectors

C. Check the ECM connector (allen head screw) for

- Inspect" for details.

the proper torque of 6.0 nm (55 lb in).

B. Perform a 45 N (10 lb) pull test on each of the

D. Check the harness and wiring for abrasion and

wires in the ECM connector that are associated

pinch points from the sensor to the ECM.

with the connections for the PTO. The following

connections should be tested if the connections

Expected Result:

are used:

All connectors, pins and sockets should be

terminal 3

completely coupled and/or inserted and the harness

and wiring should be free of corrosion, abrasion

terminal 5

or pinch points.

terminal 30

Results:

terminal 35

OK Proceed to Test Step 4.

terminal 44

Not OK

terminal 56

Repair: Perform the following diagnostic

procedure:

terminal 58

terminal 60