GTI L4-2.0L Turbo (BPY) (2007)
Fuel Pressure Regulator: Testing and Inspection
Fuel Pressure Regulator Valve N276, 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 Fuel Pump (FP) Control Module J538 OK.
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The Motronic Engine Control Module (ECM) J623 fuses OK.
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The fuel filter OK.
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The battery voltage at least 12.5 V.
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All electrical consumers switched off (radiator fan must NOT run during test).
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A/C switched off.
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The fuel tank at least 1/4 filled.
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The ignition switched off.
Procedure
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Remove the engine cover with air filter.
Checking resistance
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Disconnect the Fuel Pressure Regulator Valve N276 electrical harness connector -2-.
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Using a multimeter, check the Fuel Pressure Regulator Valve N276 terminals 1 to 2 for resistance.
Specified value: 25 to 35 Ohms (at approx. 20 degrees C)
If the specified value was not obtained:
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Replace the Fuel Pressure Regulator Valve N276.
If the specified value was obtained:
Checking voltage
Switch the ignition on.