Fuel Pressure Sensor/Switch: Service and Repair

13 53 560 - Removing and installing/replacing pressure sensor on pressure accumulator of fuel injection system (M57TU, M57T2)





Necessary preliminary tasks:
- Read out fault memory of DDE control unit; if necessary, work through test schedules
- Switch off ignition
- Remove acoustic cover





Important!
Protect alternator against fuel.
Cover alternator with suitable apparatus (risk of damage).





Recycling:
Catch and dispose of escaping fuel.
Observe country-specific waste-disposal regulations.





Unlock plug (1) and remove.

Note:
Grip at hexagon head (2) when removing pressure sensor.
Release hexagon screw connection (3) on pressure accumulator.

Installation:
Secure position of pressure sensor and grip at hexagon head (2).
Tighten down hexagon screw connection (3).
Tightening torque 13 53 9AZ [1][2]13 53 Fuel Injection Nozzles and Lines.





Important!
EU4 only.
Reset quantity mean value adaptation with BMW diagnosis system.

Now clear the fault memory.

Check system for leaks.