Remove/install the oxygen sensor - AR14.00-P-5303F

WARNING: This page does not describe the selected car, but rather 42 other vehicles, including the 1999 Mercedes-Benz S600, 1999 Mercedes-Benz S500, 1999 Mercedes-Benz S420, 1999 Mercedes-Benz S320, and 1999 Mercedes-Benz CL600. However, it is still accessible from the selected car via links, so may be relevant.

ENGINE 120.98

Fig 1: Identifying Oxygen Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig. item etc.	Work instructions
G3/3, G3/4	O₂ sensor	Installation : Coat thread on oxygen sensor with heat-resistant lubricant	*BR00.45-Z-1005-06A
			*BA14.00-P-1001-01A
			Figure

O2 SENSOR

Number	Designation		Engines 104, 111, 119, 120, 137, engine 166 in model 168
BA14.00-P-1001-01A	O₂ sensor at exhaust pipe/ exhaust manifold	Nm	55

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1005-06A	Paste	A 000 989 76 51

Fig 2: Identifying Box Wrench Bit, Delco R4 And A6 (000 589 71 03 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.