GLI L4-2.0L Turbo (BPY) (2008)
Canister Purge Control Valve: Testing and Inspection
EVAP Canister Purge Regulator Valve, Checking
Special tools, testers and auxiliary items required
‹› Multimeter.
‹› Wiring diagram.
Test requirements
‹› Fuse (SB12) OK.
‹› The Engine Component Power Supply Relay (J757)Engine Component Power Supply Relay (J757) OK.
‹› The ignition switched off.
‹› Voltage for the Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80) is supplied by the Engine Component Power Supply Relay
(J757).
Test procedure
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Perform a preliminary check to verify the customers complaint. Refer to --> [ Preliminary Check ] See: Computers and Control Systems/Testing
and Inspection/Scan Tool Testing and Procedures/Preliminary Check.
Start diagnosis
-
Remove the engine cover with air filter.
-
Disconnect the Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80) electrical harness connector - 1 -.
Checking internal resistance
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Using a Multimeter, check the Evaporative Emission (EVAP) Canister Purge Regulator Valve (N80) terminals 1 and 2 for resistance.