Remove/install heated O2 sensor

AR07.52-P-5303CV

Remove/install heated O2 sensor

9.3.10



Remove/install

Danger!

Risk of death caused by vehicle slipping or toppling off the lifting platform.

Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.

AS00.00-Z-0010-01A

1

Switch off ignition

2

Remove air filter housing

Model 204.95

AR09.10-P-1150CV

 The electrical connectors for the O2 sensors are located below the air filter housing.

3

Remove lower engine compartment paneling

Model 204.0 / 2

Model 204.9

AR61.20-P-1105CY

Model 207

AR61.20-P-1105EW

4

Unclip electrical connector (G3/3x1, G3/4x1, G3/5x1 or G3/6x1) and electrical feed line for the respective oxygen sensor (G3/3, G3/4, G3/5 or G3/6) from retaining clamp on transmission

5

Disconnect electrical connector (G3/3x1, G3/4x1, G3/5x1 or G3/6x1) for the respective oxygen sensor (G3/3, G3/4, G3/5 or G3/6) and remove oxygen sensor (G3/3, G3/4, G3/5 or G3/6)

Installation: Coat thread with paste.



*BA14.00-P-1002-01A



*000589710300

Paste

*BR00.45-Z-1005-06A

6

Install in the reverse order

7

Connect STAR DIAGNOSIS and read fault memory



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

8

Test run engine and check exhaust system for leaks

Number

Designation

Engine
272

Engine
273

BA14.00-P-1002-01A

O2 sensor on catalytic converter

Nm

50

50

Number

Designation

Order number

BR00.45-Z-1005-06A

Paste, hot lubrication 1 kg, DB supply specification 6879.20

A 000 989 76 51