3 | Oxygen sensor |
4 | Electrical connector |
P07.04-2947-12
Warning | Risk of burn injuries, suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area. | |
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths | |||
| Remove/install | ||
1 | Remove air filter housing. | Engine 274.9 in model 213 | |
2 | Release and disconnect electrical connector (4). | ||
3 | Unclip electric line of the lambda sensor (3) from the bracket. | ||
4 | Remove lambda sensor (3) and seal threaded hole in the catalytic converter using a suitable stop plug. | Installation: Coat thread with hot lubrication paste. | |
Oxygen sensor to catalytic converter | |||
Paste, hot lubrication 1 kg, DBL 6879.20 | |||
Record plug | |||
Box wrench bit | |||
5 | Cover lambda sensor (3) with protective cover. | When oxygen sensor (3) is reused. | |
Set of protective caps | |||
6 | Install in the reverse order. | ||
7 | Read out and delete fault memory. | ||
| Engine 274.9 in model 213 | ||
| Engine 274.9 in model 238 | ||
Warning | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | |
8 | Perform an engine test run; check engine for proper operation and check exhaust system for leak tightness. |
000 589 71 03 00
Box wrench bit
001 589 00 91 00
Set of protective caps
129 589 00 91 00
Record plug
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