S49.20-A073-78
1 | Nuts | 4 | Electrical connector | 7 | Locks | ||
2 | Cover | 5 | Electrical connector | 8 | Pump module | ||
3 | Catch hook | 6 | Line |
S49.20-A082-78
9 | Claw wrench | 11 | Sealing ring | 13 | Cutout | ||
10 | Locking ring | 12 | Catch | 14 | Catch |
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. | |
Warning | Risk of burn injuries and scalding when working on AdBlue(R) lines and the component parts attached to them. Risk of injury to skin and eyes when handling AdBlue(R). Risk of poisoning caused by swallowing AdBlue(R) | Pour AdBlue® only into suitable containers. Wait until the pressure is released before starting any work on the exhaust aftertreatment system. | |
Caution | Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. | |
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
Topical note | Notes on use, material properties and handling of NOx reducing agent | ||
Topical note | Information on preventing damage to electronic components due to electrostatic discharge | ||
| Remove/install | ||
1 | Empty AdBlue® container. | ||
| 000 588 01 71 00 Extraction pump | ||
Fill with new AdBlue®. | |||
NOx reducing agent tank | |||
2 | Raise vehicle. | ||
Topical note | Special instructions for lifting and supporting vehicle | ||
3 | Remove nuts (1). | ||
4 | Remove cover (2). | To do this, actuate the catch hook (3). | |
5 | Release and disconnect electrical connectors (4, 5). | ||
6 | Remove line (6). | | |
To do this, actuate the locks (7). | |||
Record plug | |||
7 | Remove the pump module (8). | Installation: | |
To do this, attach the claw wrench (9) to the locking ring (10) as shown. | |||
Installation: Replace the sealing ring (11). | |||
Claw wrench | |||
8 | Install in the reverse order. | ||
| Check | ||
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. | |
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. | |
9 | Check for leaktightness when engine is running. | Visual inspection only. |
470 589 01 07 00
Claw wrench
129 589 00 91 00
Record plug