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U1795 Chevrolet Code - 14V Power Module Powertrain Expansion Communication Bus Off

- Code Popularity: 255 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By AutoCodes.com - Updated Jun 07, 2020
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|Code U1795 Chevrolet Possible Causes

  • Faulty 14V Power Module
  • 14V Power Module harness is open or shorted
  • 14V Power Module circuit poor electrical connection

|How do I Fix the Code U1795 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 U1795 Chevrolet?

Labor: 1.0

The cost of diagnosing the U1795 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 U1795 Chevrolet Possible Symptoms?

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

|Code U1795 Chevrolet Description

The Local Interconnect Network (LIN) Bus consists of a single wire with a transmission rate of 10.417 Kbit/s. The serial data is transmitted over a LIN circuit between a master control module and other LIN devices within a particular subsystem. If serial data communication is lost between any of the LIN devices on the LIN bus network, the master control module will set a no communication code against the non-communicating LIN device. The Diagnostic Trouble Code (DTC) will set when a supervised periodic message from the 14V Power Module has not been received.

OBDII Code U1795 Chevrolet - 14V Power Module Powertrain Expansion Communication Bus Off - AutoCodes.com
U1795 Chevrolet Code - 14V Power Module Powertrain Expansion Communication Bus Off

|Need More Information on the U1795 Chevrolet Code?

Need more information on how to fix the U1795 Chevrolet code? Get Access to Factory Service Manuals

|Need Help with the U1795 Chevrolet Code?

Get the U1795 Chevrolet code diagnosed by a professional: Find a repair shop in your area

|Code U1795 Chevrolet comments

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