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Home >> Isuzu >> 2000 >> Rodeo LSE, 2.2 D >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.2L >> Diagnostic Trouble Code Identification >> DTC P0443: EVAP System Purge Control Valve Circuit Malfunction >> Circuit Description
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Circuit Description

PCM controls EVAP canister purge control solenoid valve through the use of a control (ground) circuit. If PCM commands purge solenoid to maximum duty cycle (100 percent) and voltage remains high, or PCM commands purge solenoid to minimum duty cycle (0 percent) and voltage remains low, then DTC P0443 will be set.

Conditions required to set DTC are:

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