P49.10-3300-08
Shown on engine 654 without code M014 (Engine uprated) |
1 | Front exhaust system | 5 | Clip | |
2 | Clip | 6 | Decoupling element | |
3 | Bolts | M16/57 | Exhaust flap controller | |
4 | Elastomer bearing |
Shown on engine 654 with code M014 (Uprated engine) |
12 | Bracket |
13 | Bracket |
P49.10-3299-11
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. | |
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 self-locking nuts and bolts | ||
| Remove/install | ||
1 | Remove center and lower rear engine compartment linings. | ||
Installation: Only install center and rear lower rear engine compartment paneling again after leak test. | |||
2 | Release and disconnect electrical connector of exhaust gas flap controller (M16/57). | ||
3 | Remove NOx sensor downstream of SCR catalytic converter (N37/8b1) from front exhaust system (1). | ||
4 | Support front exhaust system (1). | ||
| 000 588 11 62 00 Major assembly mount | ||
| 000 588 10 62 00 Support plate | ||
5 | Open clamp (5). | Installation: Replace the clamp (5). | |
Clamp, connecting point for front of exhaust system to rear of exhaust system | |||
6 | Open clamp (2). | Installation: Replace clamp (2) and seal. | |
Clamp to diesel particulate filter and front exhaust system | |||
7 | Remove front exhaust system (1) from elastomer bearings (4). | Installation: Wet elastomer bearings (4) with lubricant. | |
Lubricant, rubber assembly 1 l | |||
8 | Remove bracket (12). | Engine 654 in model 205 | |
M81 | |||
9 | Remove screws (3) and remove front exhaust system (1). | Installation: Replace screw/bolt (3). | |
Bolt, bracket for decoupling element to body/exhaust system at front | |||
10 | Transfer bracket (13). | Engine 654 in model 205 | |
M81 | |||
11 | Transfer exhaust gas flap controller (M16/57). | When replacing front exhaust system (1). | |
| Check | ||
12 | Check elastomer bearings (4) and decoupling element (6) for wear and damage. | If complaints are present, | |
| |||
replace elastomer bearings (4) and/or decoupling element (6). | |||
Nut, decoupling element for front exhaust system to bracket | |||
| Clean | ||
13 | Remove combustion and corrosion residue at connecting points. | ||
14 | Install in the reverse order. | ||
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. | |
15 | Perform engine test run and check front exhaust system (1) for leaks. | ||
16 | Install center and lower rear engine compartment lining. |