Component Locations Overview - II

Component Locations, Overview (Vehicles With Engine Code BKF, BNU)







1. Heated Oxygen Sensor (HO2S) -G39-* bank 1, 50 Nm
2. 6-pin harness connector
- Terminals are gold-plated
- For Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) heater -Z19-
- At right vehicle underside
3. Oxygen Sensor (O2S) in Center Three Way Catalytic Converter (TWC), Bank 1 -G465-*, 50 Nm
4. 4-pin harness connector
- Terminals 3 and 4 gold-plated
- For Oxygen Sensor (O2S) in Center Three Way Catalytic Converter (TWC), Bank 1 -G465- and Oxygen Sensor (O2S) Heater - Center Three Way Catalytic Converter (TWC) -Z59-
- At right vehicle underside
5. Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- bank 1*, 50 Nm
6. 4-pin harness connector
- Terminals 3 and 4 gold-plated
- For Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 (behind Three Way -229-
- At right vehicle underside
7. Secondary Air Injection (AIR) solenoid valve -N112-*
8. Turbocharger Recirculating Valve -N249-*
9. Ignition coil with power output stage (-N70-, -N127-, -N291-, -N292-)*
10. Wastegate bypass regulator valve -N75-*
11. Secondary Air Injection (AIR) Pump Relay -J299-.
12. Engine Control Module (ECM)*
(Motronic Engine Control Module (ECM) -J220-.
- Component location: under inside plenum chamber cover, at left, in passenger compartment
- With integrated Barometric Pressure (BARO) Sensor -F96-
13. O-ring
- Replace if damaged
14. Engine Coolant Temperature (ECT) Sensor -G62-*
- With Engine Coolant Temperature (ECT) Gauge Sensor -G2-
15. Retaining clip
- Check for secure seating
16. Mass Air Flow (MAP) Sensor -G70-"
- With Intake Air Temperature (IAT) Sensor -G42-*
17. Camshaft Adjustment Valve 1 -N205-*
18. Fuel pressure regulator
19. Fuel injectors (-N30- through -N33-)"
20. 10 Nm
21. Engine speed (RPM) sensor -G28-*
22. O-ring
- Replace if damaged
23. Knock Sensor (KS) 2 -G66-"
24. 20 Nm
- Tightening torque affects function of Knock Sensor (KS)
25. Secondary Air Injection (AIR) pump motor -V101-*
26. Knock Sensor (KS) 1 -G61-"
27. Camshaft Position (CMP) sensor -G40-*
28. Charge air pressure sensor -G31-*
29. Throttle valve control module -J338-*
30. Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-*
- Installation position: Arrow points in direction of flow.