Test Step 2. Inspect Electrical Connectors and Wiring -807640406

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TM 9-2320-312-24-2

Troubleshooting Section

Test Step 2. Inspect Electrical Connectors

and Wiring.

g00703076

Illustration 75

A. Thoroughly inspect ECM vehicle harness

Expected Result:

connector J1/P1, the firewall bulkhead connector

All connectors, pins and sockets should be

and the terminals for the following switches in

completely coupled and/or inserted and the harness

the connectors:

and wiring should be free of corrosion, abrasion

AP sensor/switch sensor common (terminal 5)

or pinch points.

set/resume switch (terminals 35 and 44)

Results:

cruise control on/off switch (terminal 59)

OK Proceed to Test Step 3.

Not OK

Refer to Troubleshooting, "Electrical Connectors

- Inspect" for details.

Repair: Repair the connectors or wiring and/or

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

replace the connectors or wiring. Ensure that all

wires in the ECM connector that are associated

of the seals are properly in place and ensure that

with the switches.

the connectors are completely coupled.

Refer to Illustration 75.

Verify that the repair eliminates the problem.

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

STOP.

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

D. Check the harness and wiring for abrasion and

pinch points from the sensor to the ECM.