S49.20-0014-78
1 | Temperature sensor | 2 | Electrical connector |
Danger | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. | |
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
| Remove/install | ||
1 | Raise vehicle. | ||
Topical note | Special instructions for lifting and supporting vehicle | ||
2 | Disconnect electrical connection (2). | ||
3 | Expose electrical wiring harness. | ||
4 | Unscrew union nut on temperature sensor (1) and remove temperature sensor (1). | ||
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths | |||
Installation: Apply heat-resistant lubricating paste to thread of union nut on temperature sensor (1). | |||
Union nut, temperature sensor upstream of SCR catalytic converter to exhaust pipe | |||
Paste, hot lubrication 1 kg, DBL 6879.20 | |||
5 | Install in the reverse order. | ||
6 | Read out and delete fault memory. | If temperature sensor (1) is replaced. | |
| |||
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. | |
7 | Perform engine test run and check temperature sensor (1) for leaks. |
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