Error code

OBD2 P0664

OBD2P0664
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Intake Manifold Tuning Valve Control Circuit Low.

Severity

moderateCan drive but may experience performance issues and fuel inefficiency.

Summary

P0664 indicates a low voltage issue in the circuit controlling the intake manifold air control solenoid on bank 2 of the engine.

Common Causes

  • Wiring short to earth, intake manifold air control solenoid

Fixes

  • Repair or replace the faulty wiring in the circuit of the intake manifold air control solenoid.

FAQ

How can I diagnose P0664?

Consult a professional mechanic to inspect and repair the wiring issues related to the intake manifold air control solenoid.

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