C-12 Generator Set Engine Caterpillar


CID 0262 FMI 04 5 Volt Sensor DC Power Supply short to ground

Usage:

C-12 BCY
Conditions Which Generate This Code:

The voltage level of the 5 volt supply is below normal.

System Response:

The Electronic Control Module (ECM) will log the diagnostic code. The current to the injection actuation pressure control valve is set to 40 percent. The ECM sets all of the 5 volt sensors to default values.

Low power

Test Step 1. Perform the following diagnostic procedure: Analog Sensor Supply Circuit - Test

Results:

  • OK - STOP

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