13 53 FUEL INJECTORS, FUEL INJECTION PUMP, FUEL PRESSURE SENSOR (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)

2023 BMW M3 Base, Standard TransSECTION 13 53 FUEL INJECTORS, FUEL INJECTION PUMP, FUEL PRESSURE SENSOR (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS)
1353 TIGHTENING TORQUE OVERVIEW

Fuel line to cylinder head cover 
6x18 tightening torque  7 Nm
Fuel low-pressure sensor on fuel supply line 
Fuel low-pressure sensor Tightening torque  30 Nm
Ground cable to rail 
M6 tightening torque  5 Nm
High pressure line between the rail and the high pressure pump 
M14x1.5 tightening torque  33 Nm
High pressure pump to high pressure pump flange 
M6x25
Replace screws
Joining torque  12 Nm
Tightening torque  90°
Rail pressure sensor to rail 
Sensor Tightening torque  32.5 Nm
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.