Error code

OBD2 P3457

OBD2P3457
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/Open.

Severity

moderateCan be driven, but performance may suffer and further damage could occur.

Summary

P3457 indicates an issue with the intake valve control circuit or open circuit in cylinder 8 of the engine.

Common Causes

  • Faulty intake valve control solenoid for cylinder 8
  • Open circuit in the wiring harness related to cylinder 8

Fixes

  • Replace the faulty intake valve control solenoid for cylinder 8.

FAQ

What does P3457 mean?

P3457 indicates a problem with the intake valve control circuit or open circuit in cylinder 8 of your engine.

How do I fix P3457?

The most common solution is to replace the faulty intake valve control solenoid for cylinder 8. Consult a professional mechanic for proper diagnosis and repair.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.