Engine-Codes - Generic - P0A0A

P0A0A - High Voltage System Interlock Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P0A0A Possible Causes

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

How is the P0A0A code repair?

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 labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

P0A0A Meaning

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

More Information

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