P0A29 Possible Causes
- Faulty hybrid battery
- Hybrid battery harness is open or shorted
- Hybrid battery electrical circuit poor electrical connection
What Does It Mean?
How to Fix Code P0A29
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 pins.
P0A29 Possible Symptoms
Check engine light illuminated (or service engine soon warning light)
P0A29 Meaning
The engine control module (ECM) monitors the hybrid battery. The ECM sets the OBDII code when the hybrid battery does not meet factory specifications.