Perkins 1104E Series Troubleshooting Manual page 142

142
Troubleshooting Section
Illustration 61
Routing of the harness and insertion of the plug
(1) Correctly routed harness
(2) Correctly inserted plug
Test Step 1. Check the Locking of the
DT Connector (Deutsch) and Check the
Lock Ring of the HD Style Connector
(Deutsch).
A. Ensure that the connector is properly locked. Also
ensure that the two halves of the connector can
not be pulled apart.
B. Verify that the latch tab of the connector is properly
latched. Also verify that the latch tab of the
connector returns to the Fully Latched position.
Expected Result:
Check that the connector will lock securely. Also
check that the connector and the locking mechanism
are without cracks or breaks.
Results:
•
OK – Proceed to Test Step 2.
•
Not OK – Repair the connector or replace the
connector, as required.
(3) Incorrectly routed harness
(4) Incorrectly inserted plug
Repair: Verify that the repair has eliminated the
fault.
If the repair has not eliminated the fault, proceed
to test step 2.
Test Step 2. Check the Allen Head Screw
on the Connector for the Electronic
Control Module (ECM)
A. Ensure that the connector bolt is properly
B. Do not exceed 6.0 N·m (55 lb in) of torque on the
Expected Result:
The ECM connector is secure and the connector bolt
of the ECM is properly torqued.
Results:
• OK – Proceed to Test Step 3.
•
Not OK – Secure the ECM connector.
tightened. Be careful not to overtighten the bolt
and break the connector.
connector bolt of the ECM when the P1/J1 ECM
connector is being installed on the ECM.
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