TT Roadster L4-1.8L Turbo (AWP) (2003)
Brake Signal: Locations
Component Locations Overview
Component Locations Overview
1
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Leak Detection Pump (LDP) -V144-
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Under wheelhousing liner at front right
2
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Heated Oxygen Sensor (HO2S)-G39- with Oxygen Sensor (O2S) Heater -Z19-
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Constantly operating oxygen sensor
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Installation location of oxygen sensors and connector cover Fig.3
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Color coding of oxygen sensor connectors Fig.4
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Checking oxygen sensor and oxygen sensor control before catalytic converter
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Testing oxygen sensor ageing on oxygen sensor (before catalytic converter)
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Checking oxygen sensor heating before
2
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Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- with Oxygen Sensor (O2S) Heater 1 -Z29-
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Installation location of oxygen sensors and connector cover Fig.3
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Color coding of oxygen sensor connectors Fig.4
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Checking oxygen sensor and oxygen sensor control after catalytic converter
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Testing oxygen sensor heating for oxygen sensor (after catalytic converter)
3
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Camshaft Position (CMP) sensor -G40-
4
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Injectors
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Cylinder 1 Fuel Injector -N30-
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Cylinder 2 Fuel Injector -N31-
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Cylinder 3 Fuel Injector -N32-
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Cylinder 4 Fuel Injector -N33-
5
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Motronic Engine Control Module (ECM) -J220-
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Testing voltage supply of engine control module
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Procedure after voltage supply open circuit
6
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Ignition coils