11 78 510 Replacing oxygen sensor (M62/S62)

WARNING: This page is about a different car, the 2003 BMW X5 and 2002 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

(refer Oper. No. 13 00 002 DME TESTING )

Disconnect connector for oxygen sensor.

Unclip Lambda oxygen sensor cable from bracket.

NOTE: Use special tool 11 7 020 or special tool 11 7 030 to unfasten and tighten down the oxygen sensor.

Tightening Torque,

refer to 11 78 1AZ in ENGINE - TIGHTENING TORQUES - X5 4.6L .

Fig 1: Removing Oxygen Sensor

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

The threads of new oxygen sensors are already coated with Never Seez Compound.

If an oxygen sensor is used again, apply a thin and event coat of Never Seez Compound to the threads only.

Do not clean the oxygen sensor section jutting into the exhaust line and do not bring it into contact with lubricant.

Protect (mask) oxygen sensor when applying underseal.

Note cable routing of oxygen sensor.