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Component Locations Overview






Component Locations Overview

Right Side of Engine Compartment





1 Heated Oxygen Sensor (G39)

• Component location

• Location of electrical connector

• Removing and installing, refer to => [ Heated Oxygen Sensor in Front of Right Catalytic Converter ] Heated Oxygen Sensor In Front of Right Catalytic Converter

• 55 Nm

2 Exhaust Camshaft Adjustment Valve 1 (N318)

• 2.5 Nm

• Replace O-rings

• Component location

3 Camshaft Adjustment Valve 1 (N205)

• 2.5 Nm

• Replace O-rings

• Component location

4 Oxygen Sensor After Three Way Catalytic Converter (G130)

• Component location

• Connector location

• Removing and installing, refer to => [ Oxygen Sensor behind Three Way Catalytic Converter ] Oxygen Sensor Behind Three Way Catalytic Converter

• 55 Nm

5 Connectors

• For the fuel injectors, cylinder bank 1

• For the throttle valve control module (J338)

• For knock sensor 1 (G61)

• For heated oxygen sensor (G39)

• For oxygen sensor after three way catalytic converter (G130)

• Connector locations

6 Throttle Valve Control Module (J338)

• With EPC throttle drive (G186), EPC throttle drive angle sensor 1 (G187) and EPC throttle drive angle sensor 2 (G188)

• After replacement, adapt in guided functions operating mode under adapting throttle valve control module

• Component location

7 EVAP Canister Purge Regulator Valve 1 (N80)

8 Intake Air Temperature Sensor (G42)/Manifold Absolute Pressure Sensor (G71)

• Component location

9 Fuel Injector, Cylinder Bank 1

• Cylinder 3 fuel injector (N32)

• Component location

• Removing and installing, refer to => [ Fuel Injectors ] Service and Repair

10 Knock Sensor 1 (G61)

• Component location

• Location of electrical connector

• Removing and installing, refer to => [ Knock Sensors ] Service and Repair

11 Fuel Injectors, Cylinder Bank 1

• Cylinder 1 fuel injector (N30)

• Cylinder 2 fuel injector (N31)

• Component location

• Removing and installing, refer to => [ Fuel Injectors ] Service and Repair

12 Intake Manifold Tuning Valve Position Sensor (G513)

13 Intake Manifold Tuning Valve (N156)

• Component location

14 Actuator for Intake Manifold Change-Over

• Vacuum diaphragm

15 Engine Coolant Temperature Sensor (G62)

• Component location

16 Camshaft Position Sensor (G40)

• 9 Nm

• Replace O-rings

• Component location

• Removing and installing, refer to => [ Camshaft Position Sensor ] Service and Repair

17 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

18 High Pressure Pump

• With low fuel pressure sensor (G410) and fuel metering valve (N290)

• Component location

• Removing and installing, refer to => [ High Pressure Pump ] High Pressure Pump

19 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 ] Service and Repair

20 Camshaft Position Sensor 3 (G300)

• 9 Nm

• Replace O-rings

• Component location

• Removing and installing, refer to => [ Camshaft Position Sensor ] Service and Repair

21 Secondary Air Injection Pump Motor (V101)

• Not installed on all vehicles (EU 5 only)

22 Intake Air Switch-Over Valve (N335)

• Not equipped on all vehicles

Left Side of Engine Compartment






1 - Left Holder for Connectors

• For knock sensor 2 (G66)

• For the fuel injectors, cylinder bank 2

• For the fuel pressure sensor (G247)

• Connector locations

2 - Oxygen Sensor 2 after Catalytic Converter (G131)

• Component location

• Location of electrical connector

• Removing and installing, refer to => [ Oxygen Sensor 2 Behind Three Way Catalytic Converter ] Oxygen Sensor 2 Behind Three Way Catalytic Converter

• 55 Nm

3 - Camshaft Adjustment Valve 2 (N208)

• 2.5 Nm

• Replace O-rings

• Component location

4 - Exhaust camshaft adjustment valve 2 (N319)

• 2.5 Nm

• Replace O-rings

• Component location

5 - Engine Control Module (J623)

• Component location

• Removing and installing, refer to => [ Engine Control Module ] Service and Repair

6 - Heated Oxygen Sensor 2 (G108)

• 55 Nm

• Component location

• Location of electrical connector

• Removing and installing, refer to => [ Heated Oxygen Sensor 2 ] Heated Oxygen Sensor 2

7 - Camshaft Position Sensor 4 (G301)

• 9 Nm

• Replace O-rings

• Component location

• Removing and installing, refer to => [ Camshaft Position Sensor ] Service and Repair

8 - Oil Pressure Regulation Valve (N428)

• Component location

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 ] Service and Repair

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

11 - Camshaft Position Sensor 2 (G163)

• 9 Nm

• Replace O-rings

• Component location

• Removing and installing, refer to => [ Camshaft Position Sensor ] Service and Repair

12 - Intake Manifold Tuning Valve Position Sensor (G513)

• Component location

13 - Fuel Injector, Cylinder Bank 2

• Cylinder 4 fuel injector (N33)

14 - Fuel Pressure Sensor (G247)

• Component location

15 - Knock Sensor 2 (G66)

• Component location

• Connector location

• Removing and installing, refer to => [ Knock Sensors ] Service and Repair

16 - Fuel Injectors, Cylinder Bank 2

• Cylinder 5 fuel injector (N83)

• Cylinder 6 fuel injector (N84)

• Component location

• Removing and installing, refer to => [ Fuel Injectors ] Service and Repair

A - Engine Speed Sensor (G28)

• 9 Nm

• Component location

• Removing and installing, refer to => [ Engine Speed Sensor ] Service and Repair

B - Fuel Pump Control Module (J538)

• Component location

C - Accelerator Pedal Position Sensor (G79)/Accelerator Pedal Position Sensor 2 (G185)

• In footwell on accelerator pedal (both sensors are integrated into one housing)

D - Brake Light Switch (F)/Brake Pedal Switch (F47)

• In footwell at brake pedal

E - Clutch Position Sensor (G476)

• Only for vehicles with manual transmission

F - Oil Pressure Switch (F22)

G - Reduced Oil Pressure Switch (F378)

H - Relay and Fuse Carrier in left E-box Plenum Chamber

Location Engine Control Module (J623)

• in the left E-box in the engine compartment.





Fuel Pump Control Module (J538) - 1 -





Accelerator Pedal Position Sensor (G79) and Accelerator Pedal Position Sensor 2 (G185)





2 Electrical harness connector

Clutch Position Sensor (G476) - 2 -





Integrated functionality: clutch pedal starter interlock switch (F194) and clutch pedal switch (F36)

1 brake light switch (F) and brake pedal switch (F47)

Location on the Right Cylinder Bank 1





1. Camshaft position sensor 3 (G300)

2. Exhaust camshaft adjustment valve 1 (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. Camshaft position sensor (G40)

Location on Left Cylinder Bank 2





1. Camshaft position 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. Exhaust camshaft adjustment valve 2 (N319)

10. Camshaft position sensor 4 (G301)

Component Location View from Inside from the Right Cylinder Bank 1





1. Cylinder 1 Fuel Injector (N30)

2. Cylinder 2 Fuel Injector (N31)

3. Cylinder 3 Fuel Injector (N32)

4. Knock Sensor 1 (G61)

Component Location View from Inside from the Left Cylinder Bank 2





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 2 (G66)

Oil Pressure Switch (F22) - arrow -





Reduced Oil Pressure Switch (F378)





Oil Pressure Regulation Valve (N428)





Component Location Front on Engine





1. Engine Coolant Temperature Sensor (G62)

2. Intake Manifold Tuning Valve (N156)

3. Intake Manifold Tuning Valve Position Sensor (G513)

Component Location on the High Pressure Pump





1. Low Fuel Pressure Sensor (G410)

2. Fuel Metering Valve (N290)

Location Engine Speed Sensor (G28)





• Bolted in the transmission from below

Electrical Connectors





1 Knock Sensor 2 (G66)
2 Fuel injectors, cylinder bank 2 and from the fuel pressure sensor (G247)

Component Location on Rear of Intake Manifold





1 Throttle valve control module (J338)
2 EVAP canister purge regulator valve 1 (N80)
3 Climatronic refrigerant shut-off valve (N422) (only on vehicles without an auxiliary heater)
4 Intake Air Temperature Sensor (G42)/Manifold Absolute Pressure Sensor (G71)



Installed Location: on the Back of the Intake Manifold (Emissions Standard ULEV 2)





1 EVAP canister purge regulator valve 1 (N80)
2 Secondary air injection solenoid valve (N112)
3 Intake Air Temperature Sensor (G42)/Manifold Absolute Pressure Sensor (G71)
4 Climatronic refrigerant shut-off valve (N422) (only on vehicles without an auxiliary heater)
5 Secondary Air Injection Solenoid Valve 2 (N320)
6 Throttle valve control module (J338)

Connectors on the Right Side of Cylinder Bank 1





1 Fuel injectors, Cylinder bank 1
2 Throttle valve control module (J338)
3 Knock Sensor 1 (G61)
4 Heated oxygen sensor (G39)
5 Oxygen sensor after three way catalytic converter (G130)

Oxygen Sensors Location, Cylinder Bank 1 (right)





1 Heated oxygen sensor (G39)
2 Oxygen sensor after three way catalytic converter (G130)

Oxygen Sensor Electrical Connectors on Cylinder Bank 2 (left)





1 Oxygen sensor 2 after catalytic converter (G131)
2 Heated oxygen sensor 2 (G108)
3 Fuel injectors, cylinder bank 2 and from the fuel pressure sensor (G247)
4 Knock sensor 2 (G66)

Oxygen Sensors Location, Cylinder Bank 2 (left)





1 Heated oxygen sensor 2 (G108)
2 Oxygen sensor 2 after catalytic converter (G131)
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