Passat Sedan V6-2771cc 2.8L DOHC (AHA) (1998)
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Release to disconnect
9
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Harness connector
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Only disconnect or connect with ignition switched off
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Release to disconnect
10
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Intake air elbow
11
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Harness connector
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2-pin, black
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For Intake Air Temperature (IAT) sensor -G42-
12
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10 Nm (7 ft lb)
13
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To positive crankcase ventilation valve
14
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Harness connector
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4-pin connector, brown
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For Oxygen Sensor (O2S) 2 behind Three Way Catalytic converter (TWC) - G131- and 02S heater -Z30-
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For bank 2, sensor 2
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Location, See: Fuel Delivery and Air Induction/Locations
15
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Oxygen Sensor (O2S) 2 behind Three Way Catalytic Converter (TWC) -G131-*
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Tightening torque: 50 Nm (37 ft lb)
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Bank 2, sensor 2
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For (O2S) -G130-, item 26
16
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Harness connector
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2-pin, black
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For fuel injectors -N30-, -N31-, -N32-, -N33-, -N83-, -N84-
17
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Harness connector
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4-pin, black
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For Heated Oxygen Sensor (HO2S) 2 -G108- and Oxygen Sensor (O2S) 2 heater -Z28-
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For bank 2, sensor 2
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Location, See: Fuel Delivery and Air Induction/Locations
18
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Heated Oxygen Sensor (HO2S) 2 -G108-*
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Tightening torque 50 Nm (37 ft lb)
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Oxygen Sensor (O2S) aging bank 2 sensor 1, checking See: Testing and Inspection
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Bank 2, sensor 1
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For (HO2S) -G39-, item 27
19
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To vacuum reservoir
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Location, See: Fuel Delivery and Air Induction/Variable Induction System/Service and Repair
20
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Engine Speed (RPM) sensor -G28-*
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In transmission housing above starter ring gear
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Checking, See: Engine Speed Sensor/Testing and Inspection
21
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Harness connector
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3-pin connector, gray
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For Engine Speed (RPM) sensor -G28-
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Location, See: Fuel Delivery and Air Induction/Locations
22
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O-ring
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Replace if damaged
23
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Spacer
24
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Gasket
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Replace if damaged
25
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Intake manifold
26
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Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130-*
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Tightening torque 50 Nm (37 ft lb)
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Oxygen Sensor (O2S) heater behind (TWC), checking, See: Testing and Inspection
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Oxygen Sensor (O2S) and Oxygen Sensor (O2S) Control behind (TWC), checking, See: Testing and Inspection
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Bank 1, sensor 2
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For (O2S) 2 -G131-, item 15
27
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Heated Oxygen Sensor (HO2S) -G39-*
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Tightening torque 50 Nm (37 ft lb)
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Location: In front exhaust pipe
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Grease only the threads of the sensor with "G5"; "G5" must not get into the slots of the sensor body
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Oxygen Sensor (O2S) heater voltage supply via fuel pump relay -J17-
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Oxygen Sensor (O2S) heater before (TWC), checking, See: Testing and Inspection
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Oxygen Sensor (O2S) and Oxygen Sensor (O2S) Control before (TWC), checking, See: Testing and Inspection
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Oxygen Sensor (O2S) aging bank 1, sensor 1, checking, See: Testing and Inspection
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Bank 1, sensor 1
28
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Harness connector
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4-pin connector, black
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For Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) heater -Z19-
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Location, See: Fuel Delivery and Air Induction/Locations