Section 238 (Fuel System - Repair Instructions - X5 (4.4L))
WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, 2001 BMW X5, and 2000 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
- Checking - Setting Engine
- Fuel Pump with Drive and Line
- 13 31 ... Notes on fuel pressure check (reference pressure: environment)
- Feature Of This Version With Ambient Pressure:
- Test Precondition:
- Description Of Operation:
- Description Of Operation: Fuel Return Line
- Description Of Operation: Pressure Retaining Function
- Complaint: Drive Characteristic Faults, Lack Of Power
- If The Measured Value Is Less Than The Nominal Value - 0.2 Bar:
- If The Measured Value Is Greater Than The Nominal Value + 0.2 Bar:
- Important:
- Complaint: Starting Problems
- If The Measured Value Has Dropped By More Than 0.5 Bar:
- If The Measured Value Has Now Dropped By Less Than 0.5 Bar, The Following Faults Can Be Present:
- If The Measured Value Has Dropped By More Than 0.5 Bar Again:
- 13 31 029 Checking delivery pressure of fuel pump (M62)
- 13 31 ... Notes on fuel pressure check (reference pressure: environment)
- Fuel Filter
- Injection Pump, Regulator, Mixture Regulator
- Injection Nozzle and Lines
- Throttle and Operation
- Sensor for Control Unit
- Throttle Potentiometer
- Start Valves
- Intake Silencer
- Air Cleaner
- Carbon Canister Ventilation