P3001 - Battery ECU Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Battery ECU

Possible symptoms

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

P3001 Description

The Hybrid Vehicle (HV) Electronic Control Unit (ECU) checks the battery voltage circuit for failure by comparing with the inverter voltage.
OBDII Code P3001 - Battery ECU Malfunction - AutoCodes.com

P3001 Information for specific makes

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P3001 Comments

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