DTC Detecting Condition and Trouble Area
P0443 DTC DETECTING CONDITION CHART
| DTC detecting condition |
Trouble area |
P0443: Evaporative Emission System Purge Control Valve Circuit
This DTC is detected if any one of the following conditions is met.
- Electric current of EVAP canister purge valve drive circuit is higher than 3.5 A when control duty ratio of EVAP canister purge valve is higher than 10%.
- Monitor voltage of EVAP canister purge valve drive circuit is lower than specified value when control duty ratio of EVAP canister purge valve is lower than 90%.
(2 D/C detection logic) |
- EVAP canister purge valve and/or its circuit
- ECM
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