Error code
OBD2 P0276
OBD2P0276
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Cylinder 6 Injector Circuit Low.
Severity
moderateThe vehicle can be driven, but performance issues and potential engine damage may occur if not addressed.
Summary
P0276 indicates a low voltage issue with the fuel injector circuit for cylinder 6 in your vehicle's powertrain system.
Symptoms
- Engine knock or pinging sound
- Decreased engine performance, especially during acceleration
- Reduced fuel efficiency
Common Causes
- Faulty wiring or connectors to the fuel injector circuit for cylinder 6
- Dirty or clogged fuel injector in cylinder 6
- Corrosion at electrical connections
- Loose or damaged connector on the fuel injector control module (FICM)
Diagnosis
- Inspect electrical connectors and wiring for cylinder 6 fuel injector
- Check for voltage presence at the fuel injector using a voltmeter
- Listen to the fuel injector while the engine is running to check operation
Fixes
- Clean or replace the faulty fuel injector in cylinder 6
FAQ
What should I do if my Check Engine light comes on with P0276?
Inspect and clean/replace the fuel injector for cylinder 6, check wiring and connectors. If symptoms persist, seek professional help.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P0200Injector Circuit/Open
- P0201Injector Circuit/Open - Cylinder 1
- P0202Injector Circuit/Open - Cylinder 2
- P0203Injector Circuit/Open - Cylinder 3
- P0204Injector Circuit/Open - Cylinder 4
- P0205Injector Circuit/Open - Cylinder 5
- P0206Injector Circuit/Open - Cylinder 6
- P0207Injector Circuit/Open - Cylinder 7
- P0208Injector Circuit/Open - Cylinder 8
- P0209Injector Circuit/Open - Cylinder 9
- P0210Injector Circuit/Open - Cylinder 10
- P0211Injector Circuit/Open - Cylinder 11