Error code
OBD2 P3429
OBD2P3429
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Cylinder 4 Exhaust Valve Control Circuit/Open.
Severity
highDriving may be possible but could cause further damage if not addressed.
Summary
P3429 indicates an issue with the exhaust valve control circuit in cylinder 4, which is part of the engine's exhaust system.
Common Causes
- Faulty exhaust valve control solenoid or wiring issues related to cylinder 4
Fixes
FAQ
How can I diagnose P3429?
Consult a professional mechanic to properly diagnose and repair the issue with cylinder 4's exhaust valve control circuit.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More OBD2 codes
- P3400Cylinder Deactivation System
- P3401Cylinder 1 Deactivation/lntake Valve Control Circuit/Open
- P3402Cylinder 1 Deactivation/lntake Valve Control Performance
- P3403Cylinder 1 Deactivation/lntake Valve Control Circuit Low
- P3404Cylinder 1 Deactivation/lntake Valve Control Circuit High
- P3405Cylinder 1 Exhaust Valve Control Circuit/Open
- P3406Cylinder 1 Exhaust Valve Control Performance
- P3407Cylinder 1 Exhaust Valve Control Circuit Low
- P3408Cylinder 1 Exhaust Valve Control Circuit High
- P3409Cylinder 2 Deactivation/lntake Valve Control Circuit/Open
- P3410Cylinder 2 Deactivation/lntake Valve Control Performance
- P3411Cylinder 2 Deactivation/lntake Valve Control Circuit Low