P0D0A
Battery Charging System Positive Contactor A Control Circuit/Open
Generic OBD-II
Common symptoms
What you'll notice
- Check the battery voltage and ensure it is within the proper range.
- Inspect the positive contactor for any damage or loose connections.
- Test the contactor for continuity and proper functioning.
- Replace the positive contactor if it is determined to be faulty.
- Verify that the circuit wiring is intact and not damaged or corroded.
Common causes
Most likely first
- Faulty positive contactor in the battery charging system
- Loose or corroded connections in the positive contactor circuit
- Broken or damaged wiring in the positive contactor circuit
- Malfunctioning battery charging system controller
- Defective battery in the vehicle
How to diagnose & fix
Work through it in order
- Battery not charging or charging insufficiently
- Dashboard warning light illuminating
- The vehicle losing power while driving
- Electrical malfunctions or performance issue in electrical systems
Read & clear P0D0A yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.