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Home >> Suzuki >> 2011 >> Grand Vitara Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis >> Diagnostic Information and Procedures >> DTC P0620: Generator Control Circuit >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. Start engine and warm up to normal operating temperature.
  2. Check to make sure that the following conditions are met.
    • Blower fan: OFF
    • Headlight switch: OFF
    • Rear defogger switch: OFF
  3. Run engine at idle speed for 5 min. and check to make sure that the following conditions are met.
    • Blower fan: ON
    • Headlight switch: ON
    • Rear defogger switch: ON
  4. Run engine speed at 4, 000 RPM and keep it for 30 sec.
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