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Diagnose/P0660
P0660Medium SeverityElectrical

Intake Manifold Tuning Valve Control Circuit Open (Bank 1)

What This Means

The intake manifold tuning valve control circuit open (bank 1) has been detected. This affects the vehicle's electronic control and actuator operation.

Common Symptoms

  • Check engine light on
  • Affected system malfunction
  • Warning light issue
  • Reduced functionality

Common Causes

  • Circuit component failure
  • Wiring damage
  • Connector corrosion
  • PCM driver failure
  • Relay or fuse issue

Estimated Repair Cost

$100 – $600
Parts and labor (varies by vehicle and location)
Difficulty:Moderate

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.