Jetta Sedan V6-2.8L (BDF) (2003)
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Vehicles with engine code AFP, item 12,
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Vehicles with engine code BDF, item 7.
Note the following when installing the fuel injectors:
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Replace O-rings on all fuel injectors and wet them slightly with clean motor oil.
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Insert fuel injectors into fuel rail perpendicular and in the right position, and secure them with retaining clips.
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Position fuel distributor with secured fuel injectors and apply uniform pressure to press it in.
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The connectors must audibly engage on valves when attached.
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Erase DTC memory of Engine Control Module (ECM), Diagnostic mode 4: Reset/erase diagnostic data.
See: Computers and Control Systems/Testing and Inspection/Scan Tool Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4:
Reset/Erase Diagnostic Data
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Generate readiness code.
See: Computers and Control Systems/Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
Checking voltage supply
Vehicles with engine code AFP
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Connect diode test lamp to connector of fuel injector to be tested terminal 1 and Ground (GND).
Vehicles with engine code BDF
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Connect diode test lamp to connector of fuel injector to be tested terminal 1 and Ground (GND).
Continuation for all vehicles
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Operate starter and test voltage supply for fuel injector.
LED must light up.
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Switch ignition off.
If LED does not light up:
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Check wire between 2-pin connector terminal 1 and the Fuel Pump (FP) Relay -J17- for open circuit according to wiring diagram.
Wire resistance: max: 1.5 Ohm
Activation and voltage supply, checking
Vehicles with engine code AFP