12 14 600

Disconnect negative battery terminal (risk of fire due to short-circuiting on removal).
Electric fuel pump starts up automatically when door is opened!
Carry out installation work on fuel system only with coolant temperature below 40 °C.

Adhere to conditions of absolute cleanliness when working on the high-pressure fuel system.
Introduced contaminants can cause malfunctions in the system!
Do not allow any dirt particles or foreign bodies to get into the system.
Remove all traces of dirt before removing lines or separate components.
Use only fluff-free cloths.
Seal all fuel system openings with protective caps or plugs.

Necessary preliminary tasks:
Remove front high pressure pump


Release screw (1) on knock sensors.
Unlock connector (2) and remove.
Remove the knock sensors.

Preparation for installation:
Clean contact surfaces of knock sensors on engine block.


Tighten screw (1) on knock sensors.

It is mandatory to adhere to the tightening torques!

Tightening torque 13 62 3AZ.
Connect connector (2) and lock.
Connector (2) must snap audibly into place.