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P1178 Chevrolet Code - Fuel Pump Driver Control Module Sensor 1 Internal Supply Circuit

- Code Popularity: 583 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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Code P1178 Chevrolet Possible Causes

  • Faulty Fuel Pump Power Control Module
  • Fuel Pump Power Control Module harness is open or shorted
  • Fuel Pump Power Control Module circuit poor electrical connection

How do I Fix the Code P1178 Chevrolet?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Chevrolet have Safety Recalls? → Check here

What is the Cost to Diagnose the Code P1178 Chevrolet?

Labor: 1.0

The cost of diagnosing the P1178 Chevrolet code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

What are Code P1178 Chevrolet Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P1178 Chevrolet Description

The Fuel Pump Power Control Module is in constant communication with the Engine Control Module (ECM) regarding the operating state of the fuel pump power control system. Serial data messages are sent in a continuously repeating series of rolling counts with associated password protect samples. Each count/sample is assigned a value. When the ECM determines there is an error in the fuel pump control module fuel level sensor internal supply circuit, the ECM sets Diagnostic Trouble Code (DTC) P1178.

OBDII Code P1178 Chevrolet - Fuel Pump Driver Control Module Sensor 1 Internal Supply Circuit -
P1178 Chevrolet Code - Fuel Pump Driver Control Module Sensor 1 Internal Supply Circuit

Need More Information on the P1178 Chevrolet Code?

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Code P1178 Chevrolet comments

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