Jetta GLS V6-2.8L (AFP) (2002)
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27 -
4-Pin Harness Connector.
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Black.
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For oxygen sensor behind Three Way Catalytic Converter (TWC) -G130- and heater for Oxygen Sensor (O2S) Heater 1 - Z29 -.
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Located at right on underside of vehicle.
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Terminals 3 and 4 plated.
28 -
Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) - G130 -.
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50 Nm.
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Location: in rear of Three Way Catalytic Converter (TWC).
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Grease only threads with G 052 112 A3 hot bolt past (anti-seize compound). Grease must not get into slots on sensor body.
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Remove and install using 3337.
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Oxygen sensor heater voltage supply via Fuel Pump (FP) relay - J17 -.
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Check.
