Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
12 14 650 Replacing suction pressure sensor on pressure pipe (N20)
Necessary preliminary tasks:
- Read out the fault memory of the DME control unit.
- Switch off ignition.
Unlock connector (1) and remove.
Unfasten screws (2).
Tightening torque 13 62 5AZ .
Pull suction pressure sensor (3) out of pressure pipe.
Installation note:
Check sealing ring for damage. Replace damaged sealing ring.
When installing, coat sealing ring with suitable lubricant.
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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.