Shown with engine removed |
1 | Exhaust manifold |
2 | Screw |
3 | Electrical wiring harness |
4 | Oxygen sensor upstream of catalytic converter |
5 | Bolts |
6 | Exhaust pipe |
7 | Exhaust collector pipe |
8 | Seal |
S14.40-4592-76
Shown with engine removed |
1 | Exhaust manifold |
7 | Exhaust collector pipe |
9 | Bolts |
S14.40-4591-12
S14.10-4524-79
Shown with engine removed |
10 | Nut | 12 | Bracket | |
11 | Bolts | 13 | Heat shield |
S14.10-4525-78
Shown with engine removed and exhaust gas turbocharger removed |
1 | Exhaust manifold | 15 | Bracket | |
8 | Seal | 16 | Nuts | |
14 | Nuts |
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 self-locking nuts and bolts | ||
Topical note | Notes on avoiding damage through contamination and foreign objects | ||
| Remove/install | ||
1 | Remove front wheel. | ||
Installation: Only attach front wheel again after leak test. | |||
2 | Remove front fender liner. | ||
Installation: Only reinstall fender liner after leak test. | |||
3 | Remove the transmission with torque converter. | ||
4 | Remove right air filter housing. | ||
5 | Expose and disconnect electrical wiring harness (3) of lambda sensor upstream of catalytic converter (4). | ||
6 | Remove screw/bolt (2). | Installation: Replace screw/bolt (2). | |
Bolt, exhaust pipe to turbocharger | |||
7 | Remove screws (5) and remove exhaust pipe (6) with lambda sensor upstream of catalytic converter (4). | Installation: Replace screw/bolts (5). | |
Bolt, exhaust pipe to turbocharger | |||
8 | Remove screws/bolts (9). | ||
Topical note | Notes on threaded connections fastened using a tightening angle-based tightening process | ||
Note on calculation of tightening torque when using insertion or socket tools with various effective lengths | |||
Screw/bolt, flange connection of exhaust manifold/front exhaust pipes to exhaust collector pipe | |||
9 | Unscrew nut (10). | ||
10 | Remove screws (11). | ||
11 | Slightly lift bracket (12) and remove heat shield (13). | ||
12 | Unscrew nuts (14). | Installation: Replace nuts(14). | |
Nut, exhaust manifold to cylinder head | |||
13 | Remove bracket (15). | ||
14 | Unscrew nuts (16). | Installation: Replace nuts (16). | |
Nut, exhaust manifold to cylinder head | |||
15 | Remove exhaust manifold (1). | ||
16 | Remove seal between exhaust manifold (1) and cylinder head. | Installation: Replace seal. | |
17 | Remove seal (8). | Installation: Install new seal (8). | |
| Check | ||
18 | Check all stud bolts of exhaust manifold (1) for damage. | If there is a problem, | |
| |||
Replace corresponding stud bolt. | |||
Stud bolt, exhaust manifold to cylinder head | |||
| Clean | ||
19 | Clean sealing surfaces on cylinder head. | ||
20 | Clean sealing surfaces on exhaust manifold (1). | If exhaust manifold (1) is not replaced. | |
21 | Clean sealing surface on exhaust gas collector pipe (7). | ||
22 | 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. | |
23 | Perform engine test run and check exhaust system for leaks in repair area in the process. |