If you see the engine light on or the service engine soon warning light, it could be due to the automobile fault code: U179A. This code indicates a problem with the HybridEV Powertrain Control Module 2, which could be caused by an open or shorted harness or poor electrical connection.

It is important to address this issue promptly as it can affect the performance of your vehicle. The repair time for this fault code is estimated to be 1.0.

To fix the issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you see the Engine Light ON or Service Engine Soon Warning Light, it could be due to the u179a fault code. Here are the symptoms to look out for:

  • The automobile fault code U179A has the following symptoms: Engine Light ON, Service Engine Soon Warning Light ON.

The automobile fault code u179a can be caused by various issues, including a faulty powertrain control module or poor electrical connection.

  • The automobile fault code U179A can be caused by a faulty Hybrid/EV Powertrain Control Module 2.
  • It can also be caused by an open or shorted Hybrid/EV Powertrain Control Module 2 harness.
  • Additionally, a poor electrical connection in the Hybrid/EV Powertrain Control Module 2 circuit can also trigger this fault code.

To fix the u179a automobile fault code, check the possible causes and inspect the related wiring harness, connectors, and components for damage.

  • To fix the automobile fault code u179a, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for any damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code U179A has an estimated repair time of 1.0 hour. The cost of fixing this fault code is influenced by the repair time.

Most auto repair shops charge between $75 and $150 per hour for their services. Therefore, the fixing cost of U179A will range between $75 and $150, depending on the repair time required.

The U179A code is related to the Local Interconnect Network (LIN) Bus. It occurs when there is a loss of serial data communication between the HybridEV Powertrain Control Module 2 and other LIN devices within a particular subsystem. This code is set by the master control module when a supervised periodic message from the HybridEV Powertrain Control Module 2 is not received.

The Diagnostic Trouble Code (DTC) will set when this loss of communication occurs.

If you encounter this code, it is important to have the issue diagnosed and repaired as soon as possible to prevent further damage to your vehicle.

What are the possible causes of the u179a automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the u179a fault code. This code is caused by a faulty Hybrid/EV Powertrain Control Module 2, an open or shorted Hybrid/EV Powertrain Control Module 2 harness, or a poor electrical connection in the Hybrid/EV Powertrain Control Module 2 circuit. To fix this issue, you should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can I visually inspect the wiring harness and connectors related to the Hybrid/EV Powertrain Control Module 2?

If you’re experiencing an Engine Light ON (or Service Engine Soon Warning Light) due to a faulty Hybrid/EV Powertrain Control Module 2, you can visually inspect the related wiring harness and connectors to fix the issue. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. Ensure to check the “Possible Causes” listed above before proceeding with the inspection.

What should I do if I find damaged components or broken, bent, pushed out, or corroded connector’s pins while inspecting the wiring harness and connectors?

If you find damaged components or broken, bent, pushed out, or corroded connector’s pins while inspecting the wiring harness and connectors, it could be the cause of the Engine Light ON (or Service Engine Soon Warning Light) due to a faulty Hybrid/EV Powertrain Control Module 2. To fix this issue, check the “Possible Causes” listed above and visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

u179a error fault code explained

If the engine light is on, it may be due to a faulty HybridEV Powertrain Control Module 2, an open or shorted harness, or poor electrical connection.

To fix it, visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

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