MANIFOLD GP-EXHAUST 4169552 - Caterpillar

Illustration 2 g00762294
Disconnect the J61 Customer Connector.
Connect one end of the voltage test lamp to J61-38 and connect the other end of the voltage test lamp to P61-38. Refer to illustration 2 for details.
Turn the keyswitch to the ON position.
Operate the starting aid override switch and observe the voltage test lamp.Expected Result:The voltage test lamp should turn on when the switch is closed. The voltage test lamp should turn off when the switch is opened.Results:
OK - The voltage test lamp turned on when the switch was closed. The voltage test lamp turned off when the switch was opened. The switch is operating correctly. Proceed to Test Step 4.
Not OK - The voltage test lamp failed to function according to the expected results.Repair: Repair the connectors or wiring and/or replace the connectors or wiring. Ensure that all of the seals are properly in place and ensure that the connectors are completely coupled.Verify that the repair eliminates the problem.STOPTest Step 4. Check the Switch Circuit at the J1/P1 ECM Connector
Reconnect the J61 Customer Connector.
Disconnect the J1 ECM Connector.
Connect one end of the voltage test lamp to J1-22 and connect the other end of the voltage test lamp to P61-22. Refer to illustration 2 for details.
Turn the keyswitch to the ON position. The engine should be OFF.
Operate the starting aid override switch and observe the voltage test lamp.Expected Result:The voltage test lamp should turn on when the switch is closed. The voltage test lamp should turn off when the switch is opened.Results:
OK - The voltage test lamp turned on when the switch was closed. The voltage test lamp turned off when the switch was opened. The switch is operating correctly. Proceed to Test Step 5.
Not OK - The voltage test lamp failed to function according to the expected results. There is a problem in the wiring.Repair: Repair the wiring and/or replace the wiring. Verify that the repair eliminates the problem.STOPTest Step 5. Test the Ether Start Relay
Turn the keyswitch to the OFF/RESET position.
Connect the test lamp between the terminals of the ether start relay.
Turn the keyswitch to the ON position.
Activate the starting aid override switch.Expected Result:The test lamp should turn on for three seconds.Results:
OK - The test lamp turned on for three seconds. Proceed to Test Step 6.
Not OK - The