P0A27 - Hybrid Battery Pack Relay Feedback Circuit
- Faulty Hybrid Battery Cut Off Switch
- Hybrid Battery Cut Off Switch harness is open or shorted
- Hybrid Battery Cut Off Switch circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P0a27 DescriptionThe Energy Storage Control Module (ESCM) will monitor the battery cut off switch for overvoltage or an open. The ESCM sets the OBDII code when the Hybrid Battery Cut Off Switch is not to factory specifications.
P0A27 Information for specific makes
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