P0B25 Possible Causes
- Faulty hybrid battery
- Hybrid battery harness is open or shorted
- Poor electrical connection in hybrid battery circuit
What Does It Mean?
How to Fix Code P0B25
Check the “possible causes” listed above. Visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
P0B25 Possible Symptoms
Engine light on (or service engine soon warning light)
P0B25 Meaning
The Engine Control Module (ECM) monitors the “A” hybrid battery voltage circuit. The ECM sets the OBDII code when the signal from the “A” hybrid battery voltage circuit is outside factory specifications.