P0444
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE comes on after two driving cycles.
Possible smell of petrol and misfiring.
EVAP Purge Valve Circuit. Open / Short to Ground
Fault symptoms
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CHECK ENGINE comes on after two driving cycles.
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Possible smell of petrol and misfiring.
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Conditions
The following fault symptoms apply for this DTC:
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Engine running and main relay voltage exceeds 10 V.
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Output voltage is below 2 V while output is inactive.
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Conditions met within 10 periods that must occur within 60 seconds (it normally takes 1 second for the DTC to be generated).
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Diagnostic help
Fault diagnosis concerns electrical faults in connecting cables or in the valve.
Diagnostic tool functions related to this fault are:
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Activating the valve output.
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See also the description of activations under
Menu "Read Values"
for more information.
Check the wiring
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Note
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Jiggle the leads and in-line connectors at various points and in different directions to detect any intermittent breaks or short circuits in the wiring. Observe the multimeter, test lamp or diagnostic tool while doing this.
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