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Home >> Suzuki >> 2006 >> Grand Vitara Premium, RWD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine General Information And Diagnosis >> Diagnostic Information And Procedures >> DTC P0444/P0445: EVAP Emission System Purge Control Valve Circuit Open/Shorted >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
DTC P0444: EVAP Emission System Purge Control Valve Circuit Open 
EVAP canister purge valve control duty (on 48% ON duty or less) is continuous 240 pulses or more and purge valve circuit voltage is 3.0 V or less during OFF duty pulse condition. (2 driving cycle detection logic)
  • EVAP canister purge valve and its circuit
  • ECM
DTC P0445: EVAP Emission System Purge Control Valve Circuit Shorted 
EVAP canister purge valve control duty (on 50% ON duty or less) is continuous 240 pulses or more and purge valve circuit voltage is 8.4 V or more during OFF duty pulse condition. (2 driving cycle detection logic)