Golf GLS L4-1.8L Turbo (AWW) (2001)
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For Heated Oxygen Sensor (HO2S) (G39) and oxygen sensor heater (Z19)
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Left on underside of vehicle
10
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Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) (G130), 50 Nm
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Location: Behind catalyst
11
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4-pin connector
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Black
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Contacts 3 and 4 gold-plated
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For Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) (G130) and oxygen sensor heating (Z29)
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Left on underside of vehicle
12
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Clutch pedal switch (F36), brake light switch (F) and brake pedal switch
13
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Air cleaner
14
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Protective housing
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For additional protection
15
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Engine Coolant Temperature (ECT) sensor (G62)
16
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Camshaft - adjustment valve (N208)*
17
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Fuel pressure regulator
18
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10 Nm
19
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Engine speed sensor (G28)
20
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O-ring
21
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20 Nm
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Tightening torque influences the function of the knock sensor
22
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Knock sensor 2 (G66)
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Black, 2-pin,
23
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2 pin connector
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For knock sensor 2 (G66)
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Black
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Mark connector before removing
24
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Recirculating - valve for turbocharger (N249)
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Checking charge pressure system
25
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Secondary air injection solenoid valve (N112)
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Secondary air system
26
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Secondary air injection pump motor (V101)
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Secondary air system:
27
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Knock sensor 1 (G61)
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Black, 2-pin
28
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2 pin connector
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For knock sensor 1 (G61)
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Black
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Mark connector before removing
29
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Injector (N30 to N33)
30
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Intake Air - Temperature (IAT) sensor (G42)
31
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Power steering pressure switch (F88)
32
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Throttle valve control module (J338)
33
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Charge air pressure sensor (G31)