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P0A1F Lexus Code - Battery Energy Control Module

- Code Popularity: 2,678 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P0A1F Lexus?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • HV battery voltage circuit
  • Service plug grip
  • High voltage fuse
  • Battery plug
  • Battery ECU
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How to Fix the DTC P0A1F Lexus?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0A1F Lexus code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code P0A1F Lexus Description

The HV control ECU calculates the differences between the received HV battery voltage, boost converter voltage, and inverter voltage. If any of the differences exceed prescribed values, the HV control ECU determines that there is a malfunction in the battery voltage circuit. When the HV control ECU detects a malfunction, it illuminates the MIL and sets a Diagnostic Trouble Code (DTC).

OBDII Code P0A1F Lexus - Battery Energy Control Module - AutoCodes.com
P0A1F Lexus Code - Battery Energy Control Module

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Code P0A1F Lexus comments

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