Remove/Install Components For Exhaust System - AR49.10-P-7100GQB
ENGINE 642, 651 in MODEL 166
| 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. | AS00.00-Z-0002-01A | |
| 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. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | ||
| Notes on self-locking nuts and bolts | AH00.00-N-0001-01A | ||
| Remove/install | |||
| 1 | Lift vehicle on vehicle lift | AR00.60-P-1000GZ | |
| 2 | Remove underfloor paneling concerned | If necessary. |
AR61.30-P-1001GQ |
| 3 | Remove diesel particulate filter | If necessary. Engine 642 in model 166 |
AR49.10-P-5501OGR |
| Engine 651 in model 166 | AR49.10-P-5501GQ | ||
| 4 | Detach temperature sensor upstream of SCR catalytic converter on SCR catalytic converter | If necessary. Engine 642, 651 in model 166 with code U42 (BlueTEC diesel exhaust treatment (SCR)) |
AR14.40-P-2011GZB |
| 5 | Release and disconnect electrical connection of the NOx sensor downstream of SCR catalytic converter and feed line | If necessary. Engine 642, 651 in model 166 with code U42 (BlueTEC diesel exhaust treatment (SCR)) |
AR14.40-P-2038GQ |
| 6 | Loosen corresponding components of exhaust system at connecting points and remove | *BA49.10-P-1003-01AK | |
Engine 651 in model 166 Nut, exhaust system to rear cross member |
*BA49.10-P-1014-01AK | ||
Engine 651 in model 166 Bolt, center exhaust rubber mount bracket to body |
*BA49.10-P-1010-01AK | ||
Engine 651 in model 166 Bolt, clamp between rear diesel particulate filter and SCR catalytic converter (thick clamp, hexagon) |
*BA49.10-P-1009-01AK | ||
Engine 651 in model 166 Bolt, clamp between rear diesel particulate filter and SCR catalytic converter (thin clamp, Torx) |
*BA49.10-P-1008-01AK | ||
Engine 651 in model 166 Bolt, clamp between exhaust input module and oxidation catalytic converter |
*BA49.10-P-1007-01AK | ||
Engine 651 in model 166 Nut, exhaust rubber mount to exhaust system/centering plate/strut |
*BA49.10-P-1006-01AK | ||
| *BA49.10-P-1002-01AK | |||
| *BA49.10-P-1003-01AK | |||
| Antifriction paste, rubber parts 2.5 kg, DBL 6867.00 | *BR00.45-Z-1002-06A | ||
| Clean | |||
| 7 | Remove combustion and corrosion residue at separating points | ||
| Check | |||
| 8 | Check decoupling elements | Engine 651 in model 166 Nut, exhaust rubber mount to exhaust system/centering plate/strut |
*BA49.10-P-1006-01AK |
| 9 | Install in the reverse order | ||
| Check | |||
| 10 | Check installation position and unobstructed movement of all components of the exhaust system | ||
| 11 | 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. Perform an engine test run and check exhaust system for leaktightness |
Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | AS00.00-Z-0005-01A |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | |
|---|---|---|---|
| BA49.10-P-1002-01AK | Bolt, exhaust input module flange to turbocharger | Nm | 20 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1003-01AK | Bolt, exhaust input module clamp to turbocharger | Nm | - | 17 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1006-01AK | Nut, exhaust rubber mount to exhaust system/centering plate/strut | Nm | 20 | 20 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1007-01AK | Bolt, clamp between exhaust input module and oxidation catalytic converter | Nm | 17 | 17 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1008-01AK | Bolt, clamp between rear diesel particulate filter and SCR catalytic converter (thin clamp, Torx) | Nm | 17 | 17 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1009-01AK | Bolt, clamp between rear diesel particulate filter and SCR catalytic converter (thick clamp, hexagon) | Nm | 35 | 35 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1010-01AK | Bolt, center exhaust rubber mount bracket to body | Nm | 18 | 18 |
EXHAUST SYSTEM
| Number | Designation | Engine 642 in model 166 | Engine 651 in model 166 | |
|---|---|---|---|---|
| BA49.10-P-1014-01AK | Nut, exhaust system to rear cross member | Nm | 22 | 22 |
REPAIR MATERIALS
| Number | Designation | Order number |
|---|---|---|
| BR00.45-Z-1002-06A | Antifriction paste, rubber parts 2.5 kg, DBL 6867.00 | A 000 989 01 60 |