Error code
OBD2 P3459
OBD2P3459
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Cylinder 8 Deactivation/lntake Valve Control Circuit Low.
Severity
moderateCan usually drive, but performance issues may occur.
Summary
P3459 indicates an issue with the intake valve control circuit in cylinder 8, specifically that it is reading low voltage or signal.
Common Causes
- Loose or damaged wiring harness for cylinder 8's intake valve control
- Faulty intake valve control solenoid for cylinder 8
Fixes
- Inspect and repair or replace the wiring harness and connectors for cylinder 8's intake valve control circuit.
FAQ
What does P3459 mean?
P3459 indicates a low signal issue with the intake valve control circuit in cylinder 8.
How do I fix P3459?
Inspect and repair or replace the wiring harness and connectors for cylinder 8's intake 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