P3022 - Battery Block 12 Becomes Weak

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

  • Faulty HV battery assembly
  • Faulty Battery ECU

Possible symptoms

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

P3022 Description

If there is an abnormal internal resistance or electromotive voltage in the hybrid battery blocks, the hybrid battery Electronic Control Unit (ECU) determines that a malfunction has occurred. When the malfunction detection condition is satisfied, the battery ECU illuminates the MIL and sets a Diagnostic Trouble Code (DTC).
OBDII Code P3022 - Battery Block 12 Becomes Weak - AutoCodes.com

P3022 Information for specific makes

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P3022 Comments

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