D49.10-1177-09
1 | Clip | 3 | Bracket | 5 | Catalytic converter | ||
2 | Clip | 4 | Bracket |
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 injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | |
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 | Information on preventing damage to electronic components due to electrostatic discharge | ||
Topical note | Notes on self-locking nuts and bolts | ||
| Remove | ||
1 | Remove heat shield over the exhaust gas turbocharger on the lock crossmember and remove splash panel. | ||
2 | Raise vehicle. | ||
3 | Remove clamp (2). | ||
4 | Expose electrical connector of the catalytic converter temperature sensor (B19), release, and disconnect. | ||
5 | Expose lambda sensor electrical connector (B85/2x1), release, and disconnect. | ||
6 | Release clamp (1) and lay down in the direction of the diesel particulate filter. | ||
7 | Unscrew nuts from bracket (3). | ||
8 | Remove bracket (4). | ||
9 | Remove catalytic converter (5). | ||
10 | Remove lambda sensor (B85/2). | When installing new catalytic converter (5). | |
11 | Remove catalytic converter temperature sensor (B19). | When installing new catalytic converter (5). | |
| Clean | ||
12 | Remove combustion and corrosion residue at connecting points. | ||
| Install | ||
13 | Replace sealing ring on ATL. | ||
14 | Install catalytic converter temperature sensor (B19). | When installing new catalytic converter (5). | |
15 | Install lambda sensor (B85/2). | When installing new catalytic converter (5). | |
16 | Install catalytic converter (5) and screw nuts onto the bracket (3) loosely. | Align components for the exhaust system before firmly tightening screw connections free of tension. | |
17 | Attach bracket (4), screw in screws loosely, and screw on nuts loosely. | ||
18 | Lower vehicle. | Do not lower vehicle fully. | |
19 | Install clamp (2). | Check clamp (2) for damage and replace if necessary. | |
Pipe clamp, catalytic converter to turbocharger | |||
20 | Raise vehicle. | ||
21 | Tighten nuts on bracket (3). | Nut, bracket to catalytic converter | |
22 | Tighten screws and nuts on bracket (4). | Nut, bracket to catalytic converter | |
Bolt, bracket to transmission | |||
23 | Attach clamp (1) and tighten. | Check clamp (1) for damage and replace if necessary. | |
Pipe clamp, catalytic converter to diesel particulate filter | |||
24 | Connect lambda sensor electrical connector (B85/2x1). | ||
25 | Connect catalytic converter temperature sensor electrical connector (B19). | ||
26 | Lower vehicle. | ||
Only lower vehicle fully after the leak test. | |||
| Check | ||
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. | |
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. | |
27 | Perform engine test run and check leak tightness of the exhaust system. | ||
28 | Install heat shield above the exhaust gas turbocharger on the lock crossmember and splash panel. |
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