Engine-Codes - Generic - P0A0A

P0A0A Code - High Voltage System Interlock Circuit

- Code Popularity: 10,420 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0A0A Code?

  • Faulty High Voltage System Interlock
  • High Voltage System Interlock harness is open or shorted
  • High Voltage System Interlock circuit poor electrical connection

|How to Fix the P0A0A Code?

Start by checking 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.

|What is the cost to diagnose the P0A0A code?

Labor: 1.0

The cost to diagnose the P0A0A code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P0A0A code possible symptoms?

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

|What Does the P0A0A Code Mean?

The Diagnostic Trouble Code (DTC) monitors sensed voltage when the command voltage is high to determine if the circuit is faulty.

High Voltage System Interlock Circuit

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