AR49.10-P-5500FG | Remove, install catalytic converter | 11.3.10 |
ENGINE 639.9 in MODEL 454.0 except CODE (K13) Diesel particulate filter
P49.10-2436-06
1 Cylinder head cover trim panel
2 Clip
3 Bracket
4 Catalytic converter
5 Clip
6 Bolt
G3/2 O2 sensor upstream of TWC [KAT]
G3/2x1 O2 sensor upstream of TWC [KAT] connector
| Remove/install | ||
Danger! | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer. | |
1 | Raise vehicle | ||
2 | Take off clamp (2) | | |
3 | Remove bracket (3) | Installation: Replace self-locking bolt and nut of bracket (3). | |
4 | Lower vehicle | ||
5 | Remove trim panel of cylinder head cover (1) | ||
6 | Loosen connector for O2 sensor upstream of TWC (G3/2x1) from bracket and disconnect | ||
7 | Remove clamp (5) | | |
8 | Unscrew bolt (6) and remove catalytic converter (4) with sealing ring from above | Installation: Install new self-locking bolt (6) | |
| |||
9.1 | Unscrew the O2 sensor upstream of TWC [KAT] (G3/2) at the catalytic converter (4) | When replacing catalytic converter (4). | |
| |||
| |||
Paste | |||
10 | Install in the reverse order | ||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the running engine | Secure vehicle to prevent it from moving by itself. | |
11 | Perform engine test run and inspect exhaust system around catalytic convertor (4) for leaks | ||
12 | Read out fault memory | ||
| Connect STAR DIAGNOSIS and read out fault memory | ||
STAR DIAGNOSIS diagnosis system |
O2 probe
Exhaust system
Number | Designation | Engine 639.9 | ||
BA49.10-P-1001-01P | Torx bolt connecting catalytic converter to crankcase | Nm | 30 | |
BA49.10-P-1002-01P | Nut connecting clamp of exhaust manifold to catalytic convertor | Nm | 45 | |
BA49.10-P-1003-01P | Nut connecting clamp of catalytic convertor to exhaust manifold | Nm | 40 | |
Wrench socket
450 589 04 09 00
Repair materials
Number | Designation | Order number |
BR00.45-Z-1005-06A | Paste, hot lubrication 1 kg, DB supply specification 6879.20 | A 000 989 76 51 |
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