P06BA
Cylinder 2 Glow Plug Circuit Range/Performance
Generic OBD-II
Real-world scan data
Seen in
21
scans in the past year
Found in
<0.1%
of scans
<0.1%
of scans that found faults
Figures reflect only diagnostic scans recorded through our own apps and tools. Cars are typically scanned because a symptom or warning light prompted it, so these counts describe our scan records — not the incidence of faults in any model, and not the quality, reliability, or safety of any vehicle. No comparison between manufacturers or models is implied. All trademarks belong to their respective owners; no affiliation or endorsement is implied.
Common symptoms
What you'll notice
- Check the wiring and connections for the glow plug in cylinder 2.
- Test the glow plug in cylinder 2 for proper operation.
- Inspect the glow plug relay for any faults or malfunction.
- Verify the engine control unit (ECU) for any issues related to the cylinder 2 glow plug circuit.
- If necessary, replace the glow plug in cylinder 2.
Common causes
Most likely first
- Faulty glow plug in cylinder 2
- Wiring issue or connection problem in the glow plug circuit of cylinder 2
- Defective glow plug control module
- Faulty cylinder 2 glow plug relay
How to diagnose & fix
Work through it in order
- Difficulty starting the engine, especially in colder temperatures
- Rough idling or stalling of the engine
- Decreased engine performance, lack of power
- Increased fuel consumption
- Illuminated Check Engine Light (CEL)
Read & clear P06BA yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.