Component Locations Overview

Right Side of Engine Compartment

1. Heated Oxygen Sensor (HO2S) -G39-
   • Component location, refer to Fig 21
   • Location of electrical connector, refer to Fig 20
   • Removing and installing, refer to Heated Oxygen Sensor -G39- 
   • 55 Nm
2. Camshaft Adjustment Valve 1 (exhaust) -N318-
   • Component location, refer to Fig 7
   • Replace O-rings
   • 2.5 Nm
3. Camshaft Adjustment Valve 1 -N205-
   • Component location, refer to Fig 7
   • Replace O-rings
   • 2.5 Nm
4. Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-
   • Component location, refer to Fig 21
   • Connector location, refer to Fig 20
   • Removing and installing, refer to Oxygen Sensor after Three Way Catalytic Converter -G130- 
   • 55 Nm
5. Connectors
   • For fuel injectors, cylinder bank 1
   • For throttle valve control module -J338-
   • For Knock Sensor (KS) 1 -G61-
   • For Heated Oxygen Sensor (HO) -G39-
   • For Oxygen Sensor (O) Behind Three Way Catalytic Converter (TWO) -G130-
   • Connector locations, refer to Fig 20.
6. Throttle valve control module -J338-
   • With Throttle Drive (for Electronic Power Control (EPC)) -G186-, Throttle Drive Angle Sensor 1 (for Electronic Power Control (EPC)) -G187- and Throttle Drive Angle Sensor 2 (for Electronic Power Control (EPC)) -G188-
   • After replacement, adapt in "Guided Functions  " operating mode under "Adapting throttle valve control module  "
   • Component location, refer to Fig 18.
7. Evaporative Emission (EVAP) Canister Purge Regulator Valve 1 -N80-
   • Component location, refer to Fig 18.
8. Intake Air Temperature (IAT) Sensor -G42- /Manifold Absolute Pressure (MAP) Sensor -G71-
   • Component location, refer to Fig 18
9. Secondary air injection (AIR) solenoid valve -N112-
   • Installed on vehicles with Ultra Low Emission Vehicles 2 (ULEV 2) emissions standard
   • Component location, refer to Fig 19
10. Secondary Air Injection (AIR) Solenoid Valve 2 -N320-
    • Installed on vehicles with ULEV 2 emissions standard
    • Component location, refer to Fig 19
11. Climatronic refrigerant shut-off valve -N422-
    • Installed only on vehicles with an auxiliary heater
    • Component location, refer to Fig 18
12. Fuel injector, Cylinder bank 1
    • Cylinder 3 Fuel Injector -N32-
    • Component location, refer to Fig 9
    • Removing and installing, refer to FUEL INJECTORS 
13. Knock Sensor (KS) 1 -G61-
    • Component location, refer to Fig 9
    • Location of electrical connector, refer to Fig 20
    • Removing and installing, refer to KNOCK SENSORS
14. Fuel injectors, Cylinder bank 1
    • Cylinder 1 Fuel Injector -N30-
    • Cylinder 2 Fuel Injector -N31-
    • Component location, refer to Fig 9
    • Removing and installing, refer to FUEL INJECTORS 
15. Intake Manifold Tuning (IMT) Valve Position Sensor -G513-
    • Component location, refer to Fig 14
16. Intake Manifold Tuning (IMT) Valve -N156-
    • Component location, refer to Fig 14
17. Actuator for intake manifold change-over
    • Vacuum diaphragm
18. Engine Coolant Temperature (ECT) Sensor -G62-
    • Component location, refer to Fig 14
19. Camshaft Position (CMP) sensor -G40-
    • Component location, refer to Fig 7
    • Replace O-rings
    • 9 Nm
    • Removing and installing, refer to CAMSHAFT POSITION SENSOR
20. Camshaft adjuster actuators
    • Cam adjustment actuator 1 -F366-
    • Cam adjustment actuator 2 -F367-
    • Cam adjustment actuator 3 -F368-
    • Cam adjustment actuator 4 -F369-
    • Cam adjustment actuator 5 -F370-
    • Cam adjustment actuator 6 -F371-
    • Component location, refer to Fig 7
21. High pressure pump
    • With Low Fuel Pressure Sensor -G410- and Fuel Metering Valve -N290-
    • Component location, refer to Fig 15
    • Removing and installing, refer to HIGH PRESSURE PUMP 
22. Ignition coils, Cylinder bank 1
    • Ignition Coil 1 with Power Output Stage -N70-
    • Ignition Coil 2 with Power Output Stage -N127-
    • Ignition Coil 3 with Power Output Stage -N291-
    • Removing and installing, refer to IGNITION COILS
23. Camshaft position (CMP) sensor 3 -G300-
    • Component location, refer to Fig 7
    • Replace O-rings
    • 9 Nm
    • Removing and installing, refer to CAMSHAFT POSITION SENSOR
24. Secondary Air Injection (AIR) Pump Motor -V101-
    • Not installed on vehicles with EU 2 emission standard
    • Removing and installing, refer to Secondary Air Injection Pump Motor -V101-, REMOVING AND INSTALLING

Left Side of Engine Compartment

1. Left Holder for Connectors
   • For Knock Sensor (KS) 2 -G66-
   • For fuel injectors, cylinder bank 2
   • For fuel pressure sensor -G247-
   • For Oxygen Sensor (O) 2 Behind Three Way Catalytic Converter (TWO) -G131-
   • For Heated Oxygen Sensor (HO) 2 -G108-
   • Connector locations Fig 17
2. Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131-
   • Component location, refer to Fig 23
   • Location of electrical connector, refer to Fig 22
   • Removing and installing, refer to Oxygen Sensor 2 after Catalytic Converter -G131- 
   • 55 Nm
3. Camshaft Adjustment Valve 2 -N208-
   • Component location, refer to Fig 8
   • Replace O-rings
   • 2.5 Nm
4. Camshaft Adjustment Valve 2 (exhaust) -N319-
   • Component location, refer to Fig 8
   • Replace O-rings
   • 2.5 Nm
5. Engine Control Module -J623-
   • Component location, refer to Fig 3
   • Removing and installing, refer to ENGINE CONTROL MODULE 
6. Heated Oxygen Sensor (HO2S) 2 -G108-
   • Component location, refer to Fig 23
   • Location of electrical connector, refer to Fig 22
   • Removing and installing, refer to Heated Oxygen Sensor 2 -G108- 
   • 55 Nm
7. Camshaft Position (CMP) Sensor 4 -G301-
   • Component location, refer to Fig 8
   • Replace O-rings
   • 9 Nm
   • Removing and installing, refer to CAMSHAFT POSITION SENSOR
8. Oil Pressure Regulation Valve -N428-
   • Component location, refer to Fig 11
   • Removing and installing, refer to Oil Pressure Regulation Valve -N428-, REMOVING AND INSTALLING
9. Ignition Coils, Cylinder Bank 2
   • Ignition Coil 4 with Power Output Stage -N292-
   • Ignition Coil 5 with Power Output Stage -N323-
   • Ignition Coil 6 with Power Output Stage -N324-
   • Removing and installing, refer to IGNITION COILS
10. Camshaft Adjuster Actuators
    • Cam adjustment actuator 7 -F372-
    • Cam adjustment actuator 8 -F373-
    • Cam adjustment actuator 9 -F374-
    • Cam adjustment actuator 10 -F375-
    • Cam adjustment actuator 11 -F376-
    • Cam adjustment actuator 12 -F377-
    • Component location, refer to Fig 8
11. Camshaft Position (CMP) Sensor 2 -G163-
    • Component location, refer to Fig 8
    • Replace O-rings
    • 9 Nm
    • Removing and installing, refer to CAMSHAFT POSITION SENSOR
12. Intake Manifold Tuning (IMT) Valve Position Sensor -G513-
    • Component location, refer to Fig 14
13. Intake Manifold Tuning (IMT) Valve -N156-
    • Component location, refer to Fig 14
14. Fuel Injector, Cylinder Bank 2
    • Cylinder 4 Fuel Injector -N33-
15. Fuel Pressure Sensor -G247-
    • Component location, refer to Fig 10
16. Knock Sensor (KS) 2 -G66-
    • Component location, refer to Fig 10
    • Connector location, refer to Fig 17
    • Removing and installing, refer to KNOCK SENSORS
17. Fuel injectors, Cylinder bank 2
    • Cylinder 5 Fuel Injector -N83-
    • Cylinder 6 Fuel Injector -N84-
    • Component location, refer to Fig 10
    • Removing and installing, refer to FUEL INJECTORS 
18. Reduced Oil Pressure Switch -F378-
    • Component location, refer to Fig 12
    • Removing and installing, refer to Oil Pressure Regulation Valve -N428-, REMOVING AND INSTALLING
19. Oil Pressure Switch -F22-
    • Component location, refer to Fig 13
    • Removing and installing, refer to Oil Pressure Switch -F22-, REMOVING AND INSTALLING
20. A  - Engine Speed (RPM) Sensor -G28-
    • Component location, refer to Fig 16
    • Removing and installing, refer to Engine Speed Sensor -G28-
    • 9 Nm
21. B  - Fuel Pump (FP) Control Module -J538-
    • Component location, refer to Fig 4
    • Installed under right rear seat
    • Removing and installing, refer to Fuel Pump Control Module -J538-, REMOVING AND INSTALLING
22. C  - Throttle Position (TP) Sensor -G79- /Accelerator Pedal Position Sensor 2 -G185-
    • In footwell on accelerator pedal (both sensors are integrated into one housing)
    • Component location, refer to Fig 5
    • Removing and installing, refer to ACCELERATOR PEDAL POSITION SENSORS -G79- / -G185-, REMOVING AND INSTALLING
23. D  - Brake Lamp Switch -F- /Brake Pedal Switch -F47-
    • In footwell at brake pedal
    • Removing and installing, refer to BRAKE LAMP SWITCH, REMOVING AND INSTALLING
    • Component location, refer to Fig 6
24. E  - Clutch Position Sensor -G476-
    • Only for vehicles with manual transmission
    • Component location, refer to Fig 6
25. G  - Relay and Fuse Carrier in Left E-Box Plenum Chamber
    • Refer to appropriate SYSTEM WIRING DIAGRAM

• In left E-box in the engine compartment.

Removing and installing. Refer to Fuel Pump Control Module -J538-, REMOVING AND INSTALLING .

2 - Electrical harness connector

Integrated functionalities: clutch pedal starter interlock switch -F194- and clutch pedal switch -F36-

1 - Brake lamp switch -F- and brake pedal switch -F47-

Only for vehicles with manual transmission

1. Camshaft Position (CMP) sensor 3 -G300-
2. Camshaft adjustment valve 1 (exhaust) -N318-
3. Camshaft Adjustment Valve 1 -N205-
4. Cam adjustment actuator 6 -F371-
5. Cam adjustment actuator 5 -F370-
6. Cam adjustment actuator 4 -F369-
7. Cam adjustment actuator 3 -F368-
8. Cam adjustment actuator 2 -F367-
9. Cam adjustment actuator 1 -F366-
10. CMP sensor -G40-

1. Camshaft Position (CMP) sensor 2 -G163-
2. Cam adjustment actuator 7 -F372-
3. Cam adjustment actuator 8 -F373-
4. Cam adjustment actuator 9 -F374-
5. Cam adjustment actuator 10 -F375-
6. Cam adjustment actuator 11 -F376-
7. Cam adjustment actuator 12 -F377-
8. Camshaft adjustment valve 2 -N208-
9. Camshaft adjustment valve 2 (exhaust) -N319-
10. CMP sensor 4 -G301-

1. Cylinder 1 fuel injector -N30-
2. Cylinder 2 fuel injector -N31-
3. Cylinder 3 fuel injector -N32-
4. Knock Sensor (KS) 1 -G61-

1. Cylinder 6 fuel injector -N84-
2. Cylinder 5 fuel injector -N83-
3. Cylinder 4 fuel injector -N33-
4. Fuel pressure sensor -G247-
5. Knock Sensor (KS) 2 -G66-

1. Engine Coolant Temperature (ECT) sensor -G62-
2. Intake Manifold Tuning (IMT) valve -N156-
3. Intake Manifold Tuning (IMT) valve position sensor -G513-

1. Low fuel pressure sensor -G410-
2. Fuel metering valve -N290-

• Bolted in the transmission from below.

1 - Knock Sensor (KS) 2 -G66-

2 - Fuel injectors, cylinder bank 2 and from the fuel pressure sensor -G247-

1 - Throttle valve control module -J338-

2 - Evaporative Emission (EVAP) canister purge regulator valve 1 -N80-

3 - Auxiliary heater exhaust gas sensor -N422- (installed only on vehicles without an auxiliary heater)

4 - Intake Air Temperature (IAT) sensor -G42- /Manifold Absolute Pressure (MAP) Sensor -G71-

1 - Evaporative Emission (EVAP) canister purge regulator valve -N80-

2 - Secondary air injection (AIR) solenoid valve -N112-

3 - Intake Air Temperature (IAT) sensor -G42- /Manifold Absolute Pressure (MAP) sensor -G71-

4 - Auxiliary heater exhaust gas sensor -N422- (installed only on vehicles without an auxiliary heater)

5 - Secondary Air Injection (AIR) solenoid valve 2 -N320-

6 - Throttle valve control module -J338-

1 - Fuel injectors, Cylinder bank 1

2 - Throttle valve control module -J338-

3 - Knock Sensor (KS) 1 -G61-

4 - Heated Oxygen Sensor (HO2S) -G39-

5 - Oxygen Sensor (O2S) after Three Way Catalytic Converter (TWC) -G130-

1 - Oxygen sensor -G39-

2 - Oxygen Sensor (O2S) after Three Way Catalytic Converter (TWC) -G130-

1 - Oxygen Sensor (O2S) 2 after catalytic converter -G131-

2 - Heated Oxygen Sensor (HO2S) 2 -G108-

3 - Fuel injectors, cylinder bank 2 and from the fuel pressure sensor -G247-

4 - Knock Sensor (KS) 2 -G66-

1 - Heated Oxygen Sensor (HO2S) 2 -G108-

2 - Oxygen Sensor (O2S) 2 after catalytic converter -G131-