Eos (1F7) L4-2.0L Turbo (BPY) (2007)
Air Bypass Valve Solenoid: Testing and Inspection
Turbocharger Recirculating Valve N249, Checking
Special tools, testers and auxiliary items required
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Multimeter.
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Wiring diagram.
Test requirements
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The Motronic Engine Control Module (ECM) J623 fuses OK.
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The Engine Component Power Supply Relay J757 OK.
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Battery voltage at least 12.5 volts.
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All electrical consumers such as, lights and rear window defroster, switched off.
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On vehicles with automatic transmission, selector lever in position "P" or "N".
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A/C switched off.
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Ground (GND) connections between engine/transmission/chassis OK.
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Ignition switched off.
NOTE: Voltage for the Turbocharger Recirculating Valve N249 is supplied by the Engine Component Power Supply Relay J757.
Procedure
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Remove the engine cover with air filter.
Checking internal resistance
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Disconnect the Turbocharger Recirculating Valve N249 electrical harness connector - 2-.
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Using a multimeter, check the Turbocharger Recirculating Valve N249 terminals 1 to 2 for resistance.
Specified value: 20 to 30 Ohms (at approx. 20 degrees C)
If the specification was not obtained:
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Replace the Turbocharger Recirculating Valve N249.
If the specification was obtained:
Checking Voltage supply