CARTRIDGE GP-TURBOCHARGER 1252053 - Caterpillar

Electrical shock hazard. The electronic unit injector system uses 90-120 volts.
Table 7
Troubleshooting Test Steps Values Results
6. Check the Injector Harness under the Valve Cover for a Short Circuit
A. Turn the keyswitch to the OFF position. A strong electrical shock hazard is present if the keyswitch is not turned off.
B. Remove electrical power from the engine ECM.
C. Remove the valve cover in order to gain access to the suspect injector.
D. Disconnect the harness connector from the suspect injector.
a. Inspect the seal around each wire. Verify that the seal is sealing correctly.
b. Pull on each wire in order to verify that the wire and the terminal are correctly installed.
E. Turn the keyswitch ON.
F. Activate the "Injector Solenoid Test". Allow the Injector Solenoid Test to