D14.40-0083-08
1 | NOx sensor | 3 | Electrical connector | A97/1 | Control unit of NOx sensor upstream of SCR catalytic converter | ||
2 | Exhaust pipe | 4 | Electrical line |
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. | |
Danger ! | Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
| Remove/install | ||
1 | Lift/jack up vehicle | ||
2 | Disconnect electrical connection (3) | ||
3 | Detach control unit for NOx sensor upstream of SCR catalytic converter (A97/1) on frame | ||
4 | Expose electrical line (4) | ||
5 | Remove NOx sensor (1) and remove with NOx sensor control unit upstream of SCR catalytic converter (A97/1) | Installation: Apply hot lubricating paste to the thread of the NOx sensor (1). | |
Paste, hot lubrication 1 kg, DBL 6879.20 | |||
ENGINE 642.896 in MODEL 906 | |||
ENGINE 651 in MODEL 906 | |||
| Clean | ||
6 | Clean thread and sealing surfaces on NOx sensor (1) and on diesel particulate filter | ||
7 | Install in the reverse order | ||
8 | Connect diagnostic system, clear fault memory and perform initialization of the NOx sensor control unit upstream of SCR catalytic converter (A97/1) using the diagnostic system | When replacing the NOx sensor (1) | |
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