Fuel System - Repair Instructions

Fuel Pump With Drive
- 13 31... Notes on fuel pressure check (reference pressure: environment)
- 13 31 029 Checking fuel pump delivery pressure (M54)
  - Notes
  - Pressure Check
Speed Governor
- 13 41 500 Replacing idle speed control valve (M52TU, M54)
Injection Nozzle and Lines
- 13 53 240 Replacing complete injection pipe (M54)
- 13 53 540 Replacing, sealing fuel hoses
Throttle and Operation
- 13 54 030 Removing and installing/sealing throttle assembly (M54)
- 13 54 250 Removing and installing/replacing intake hose (M54)
Sensor for Control unit
- 13 62 531 Replacing coolant temperature sensor (M52TU, M54)
- 13 62 560 Removing and installing/replacing air mass flow sensor (M54)
Throttle potentiometer
- 13 63 590 Replacing fuel pump relay
Start Valves
- 13 64 541 Replacing all fuel injectors
Intake Silencer
- 13 71 000 Removing and installing intake filter housing (M54)
Air Cleaner
- 13 72 001 Replacing air cleaner element (M54)
Carbon Canister Ventilation
- 13 90 500 Replacing tank vent valve (M54)