P3022 TOYOTA - Battery Block 12 Becomes Weak
- Faulty HV battery assembly
- Faulty Battery ECU
- Engine Light ON (or Service Engine Soon Warning Light)
P3022 Toyota DescriptionIf 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).
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P3022 TOYOTA CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P3022 Toyota code? Have you replaced any parts?
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