OBDII Code List

P0A1F TOYOTA - Battery Energy Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P0A1F TOYOTA Possible Causes

  • HV battery voltage circuit
  • Service plug grip
  • High voltage fuse
  • Battery plug
  • Battery ECU

First diagnose P0A1F TOYOTA code

    Check 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.

Cost of diagnosing the P0A1F TOYOTA code

    Labor: 1.0

    The cost of diagnosing the P0A1F TOYOTA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

P0A1F TOYOTA Possible Symptoms

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

P0a1f Toyota 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 Toyota - Battery Energy Control Module -

P0A1F TOYOTA More Information

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P0A1F TOYOTA Comments

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