A3 L4-2.0L Turbo (BPY) (2006)
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Using a Multimeter , check the electrical harness connector for voltage.
Evaporative Emission (EVAP)
Measure to
Canister Purge Regulator
Valve N80 electrical harness
connector terminal
2
Battery positive (+)
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Operate the starter briefly.
Specified value: battery voltage.
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Switch the ignition off.
If the specified value was not obtained:
If the manufacturers test box is being used. Perform the following step.
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Install the test box.
If the manufacturers test box is not being used. Perform the following step.
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Remove the Motronic Engine Control Module (ECM) J220.
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Using a Multimeter , check the Evaporative Emission (EVAP) Canister Purge Regulator Valve N80 electrical connector terminal 2 to Motronic
Engine Control Module (ECM) J220 electrical connector T60 terminal 5 for an open circuit.
Evaporative Emission (EVAP)
Motronic Engine Control Module
Canister Purge Regulator
(ECM) J220 electrical connector
Valve N80 electrical harness
T60 terminal test box socket
connector terminal
2
5
Specified value: 1.5 Ohms max.
If the specification is not obtained:
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Check the wiring for a short circuit to Battery positive (+) or an open circuit.
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Check the electrical harness connector for damage, corrosion, lose or broken terminals.
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If necessary, repair the wiring connection.
If the specification was obtained:
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Replace the Motronic Engine Control Module (ECM) J220.