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Home >> Suzuki >> 2012 >> Grand Vitara Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 29 (Engine General Information And Diagnosis) >> Diagnostic Information And Procedures >> DTC P0661/P0662: Intake Manifold Tuning Valve Control Circuit Low/High >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

WARNING: This page is about a different car, the 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
DTC P0661: Intake Manifold Turning Valve Control Circuit Low 
Circuit voltage of intake manifold tuning vacuum solenoid valve is less than specification even if it solenoid valve is turned OFF.
(1 driving cycle detection logic but MIL does not light up)
  • IMT vacuum solenoid valve and its circuit
  • ECM
DTC P0662: Intake Manifold Turning Valve Control Circuit High 
Circuit voltage of intake manifold tuning vacuum solenoid valve is more than specification even if it solenoid valve is turned ON.
(1 driving cycle detection logic but MIL does not light up)