PLATE-WEAR 5439064 - Caterpillar

Electrical shock hazard. The electronic unit injector system uses 90-120 volts.
Remove the electrical power from the ECM. A strong electrical shock hazard is present if the power is not removed.
Remove the valve cover.
Disconnect the harness connector from the suspect injector.
Thoroughly clean the terminals on the injector solenoid and the harness connector.
Insert the ends of a jumper wire into each socket in the harness connector for the suspect injector. This will replace the injector solenoid with a short circuit.
Restore the electrical power to the ECM.
Perform