P0660 OBD-II: Intake Manifold Tuning Valve Control Circuit/Open
P0660 Severity
Will P0660 go away on its own?
Once the vehicle's onboard system no longer detects the issue, most codes will disappear on their own. If your vehicle still has this code, however, it should be properly diagnosed to avoid a more serious problem.
For a proper diagnosis, RepairPal Certified shops have the equipment, tools, and expertise.
Moderate severity codes might not threaten the vehicle's safety or functionality immediately, but you should still get it diagnosed within a reasonable time frame to keep your car running well.
What causes OBD-II fault code P0660?
The Intake Manifold Tuning Valve allows additional air to flow through the intake at higher RPMs. If the engine computer (PCM) detects that the Intake Manifold Tuning Valve is not operating as requested, code P0660 will be set.
What Does P0660 Code Mean?
OBD-II Code P0660 is defined as a Intake Manifold Tuning Valve Control Circuit/Open
The Intake Manifold Tuning Valve allows additional air to flow through the intake at higher RPMs. If the engine computer (PCM) detects that the Intake Manifold Tuning Valve is not operating as requested, code P0660 will be set.
P0660 Symptoms
- Decreased engine performance
Common Problems That Trigger the P0660 Code
- Intake manifold tuning valve actuator failure
- Powertrain Control Module (PCM) failure
- Wiring issue
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