[SOLVED] P1E22 Code: Hybrid/Ev Battery Isolation Lost – Fix Now!

The P1E22 fault code in automobiles refers to a problem with the Power Inverter Module. The most common symptom is the illumination of the Engine Light or Service Engine Soon Warning Light. The cause of this issue could be a faulty Power Inverter Module, an open or shorted Power Inverter Module harness, or a poor electrical connection in the Power Inverter Module circuit.

The importance of repairing this issue lies in the fact that it can affect the performance of the vehicle. The repair difficulty is moderate, and the repair time is estimated to be around 1.0 hour.

To fix the problem, one should visually inspect the related wiring harness and connectors and check for damaged components.

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

If you notice the engine light ON or Service Engine Soon Warning Light, it could be a sign of P1E22 fault code. Here are the symptoms to look out for:

  • The P1E22 fault code in an automobile can cause several symptoms.
  • The most common symptom is the illumination of the engine light or service engine soon warning light.
  • Other symptoms include reduced engine power, poor acceleration, rough idling, stalling, and decreased fuel efficiency.
  • Additionally, the vehicle may experience difficulty starting, and there may be a noticeable decrease in overall performance.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

The P1E22 fault code in automobiles can be caused by various factors, including issues with the Program Power Inverter Module, faulty module, open or shorted harness, and poor electrical connection.

  • The automobile fault code P1E22 can be caused by several factors.
  • These include a faulty Program Power Inverter Module, a malfunctioning Power Inverter Module, an open or shorted Power Inverter Module harness, and a poor electrical connection in the Power Inverter Module circuit.
  • It is important to identify and address these causes promptly to prevent further damage to the vehicle.

Below are the possible fixes for the automobile fault code p1e22, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code P1E22, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors for any damage.
  • Look for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The factors that influence the cost of diagnosing and fixing the P1E22 automobile fault code include the estimated repair time, which is typically 1.0 hour. Auto repair shops usually charge between $75 and $150 per hour for their services.

These rates can vary depending on the location and expertise of the mechanic.

Other factors that may affect the cost include the severity of the issue, the type of vehicle, and the availability of replacement parts. It is important to get an accurate diagnosis and estimate from a trusted mechanic before proceeding with any repairs.

The P1E22 fault code is related to the power inverter module in hybrid and electric vehicles. This module contains three motor control modules and the hybrid powertrain control module.

The code specifically refers to an issue with the auxiliary transmission fluid pump control module and the hybridEV battery voltage system isolation on the left side.

What are the possible causes of the P1E22 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P1E22 fault code. This code is caused by a faulty power inverter module, an open or shorted power inverter module harness, or a poor electrical connection in the power inverter module circuit. To fix this 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.

How can one visually inspect the related wiring harness and connectors to fix the P1E22 fault code?

If you’re experiencing the P1E22 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you can fix it by visually inspecting the related wiring harness and connectors. This fault code can be caused by a faulty Power Inverter Module, Program Power Inverter Module, Power Inverter Module harness that is open or shorted, or a Power Inverter Module circuit with poor electrical connection. To fix it, check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

What are the steps to take when checking for damaged components and looking for broken, bent, pushed out, or corroded connector’s pins to fix the P1E22 fault code?

If you’re experiencing the P1E22 fault code, start by checking the possible causes, which include a faulty power inverter module, an open or shorted power inverter module harness, or a poor electrical connection in the power inverter module circuit. Visually inspect the related wiring harness and connectors, and look for damaged components or broken, bent, pushed out, or corroded connector’s pins.

p1e22 error fault code explained

If your engine light is on, it could be due to a faulty power inverter module or poor electrical connection.

Check the wiring harness and connectors for damage or corrosion. Look for broken, bent, or pushed out pins.

Inspect the components and fix any issues found.

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