LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2004 >> 645Ci 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Electrical System - Repair Instructions >> Oil pressure - oil temperature gauge >> 12 61 285 Replacing engine oil level switch (N62)

12 61 285 Replacing engine oil level switch (N62)

Switch off ignition

Remove reinforcement plate

Drain off engine oil

Illustration shows E65:

Unlock and detach plug connection (1).

Fig 1: Unlocking And Detaching Plug Connection
G03286949Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts.

Tightening torque, refer to 12 61 2AZ in ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Remove level switch (2).

Installation: 

Clean sealing face on oil sump.

Replace seal on level switch.

An excessively low torque value will result in oil leakage, an excessively high torque value will result in damage to the level switch.

Top up engine oil.