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Home >> Suzuki >> 2004 >> XL-7 EX, RWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine General Information & Diagnosis >> H27 Engine >> Diagnostic Information & Procedures >> DTC P0660: Intake Manifold Tuning Valve Control Circuit/Open >> P0660 Confirmation Procedure
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P0660 Confirmation Procedure

  1. Connect scan tool to DLC with ignition switch turned OFF.
  2. Turn ON ignition switch and clear DTC, pending DTC and freeze frame data by using scan tool.
  3. Start engine and run it at idle for 3 min. or more.
  4. Check DTC and pending DTC by using scan tool.
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