Fuel Injection System Component Location Overview

Fuel Injection System Component Location Overview

Part 1:






1 EVAP Canister Purge Regulator Valve 1 (N80)

2 Low Fuel Pressure Sensor (G410)

3 Ignition Coil with Power Output Stage (N70, N127, N291, N292, N323, N324)

4 Engine Control Module (J623)

• Removing and installing, refer to one of the following:

=> [ Engine Control Module, without Protective Housing ] Engine Control Module, without Protective Housing.

=> [ Engine Control Module with Protective Housing ] Engine Control Module with Protective Housing.

5 Mass Airflow Sensor (G70)

6 Mechatronic Unit Connection

7 Engine Coolant Temperature Sensor on Radiator Outlet (G83)

8 Fuel Pressure Regulator Valve (N276)

• In the high pressure pump.

9 Fuel Pressure Sensor (G247)

• In the fuel rail for cylinders 2, 4 and 6.

• Checking, refer to => [ Fuel Pressure Sensor, Checking ] Testing and Inspection.

10 Engine Speed Sensor (G28)

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

11 Knock Sensor 2 (G66)

• Installed location: Between cylinders 4 and 6.

12 Oil Pressure Switch (F1)

• 0.9 bar switch.

• Checking, refer to => [ Oil Pressure and Oil Pressure Switch, Checking ] Testing and Inspection.

13 Recirculation Pump (V55)

• Component location, see - item 23 - in the => [ Coolant Pump/Thermostat Overview ] Coolant Pump/Thermostat Overview.

14 Cylinder 2 Fuel Injector (N31) , Cylinder 4 Fuel Injector (N33) and Cylinder 6 Fuel Injector (N84)

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

15 Cylinder 1 Fuel Injector (N30) , Cylinder 3 Fuel Injector (N32) and Cylinder 5 Fuel Injector (N83)

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

16 Knock Sensor 1 (G61)

• Installed location: between cylinders 1 and 3.

Part 2:






1 Engine Coolant Temperature Sensor on Radiator Outlet

2 Camshaft Position Sensor (G40)

• For the intake camshaft.

3 Camshaft Adjustment Valve 1 (N205)

• Removing and installing, refer to => [ Camshaft Adjustment Valves N205/N318 ] Camshaft Adjustment Valves N205/N318.

4 Exhaust Camshaft Adjustment Valve 1 (N318)

• Removing and installing, refer to => [ Camshaft Adjustment Valves N205/N318 ] Camshaft Adjustment Valves N205/N318.

5 Camshaft Position Sensor 2 (G163)

• For the exhaust camshaft.

6 Positive Crankcase Ventilation Heating Element (N79)

• Inside the connection for the crankcase ventilation.

7 Throttle Valve Control Module (J338)

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

• Removing and installing, refer to => [ Throttle Valve Control Module J338 ] Service and Repair.