13 31 028 Checking fuel feed pressure (S65)
WARNING: This page is about a different variant/trim than selected.
Necessary preliminary tasks:
- Connect DIS Tester
- Read out fault memory of DME control unit
- Switch off ignition
- REMOVE AIR INTAKE FILTER HOUSING
Recycling
Catch and dispose of escaping fuel in a suitable container.
Observe country-specific waste-disposal regulations.
Disconnect quick-release coupling (1) from feed line (2).
Insert special tool 13 5 270 between lines (1) and (2).
Connect pressure sensor (3) of BMW DIS Tester. Or connect special tool 13 3 060 DEVICE .
Measuring fuel pressure
- Connect pressure sensor to DIS tester
- Connect DIS tester to vehicle
- Select Drive
- Select Engine electronics
- Select Fuel supply
- Select Fuel pressure sensor
- Read off fuel pressure
NOTE:
The vehicle has different fuel pressures when starting and when idling.
Test pressure, REFER TO TECHNICAL DATA .
Switch off engine.
Assemble vehicle and check fuel system for leaks.