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Home >> Mercedes Benz >> 2021 >> G63 AMG >> Repair and Diagnosis >> Engine Mechanical >> Exhaust >> Exhaust System - 463 Chassis >> Testing & Repair >> Remove/Install Catalytic Converter - AR49.10-P-5500MNF

Remove/Install Catalytic Converter - AR49.10-P-5500MNF

Engine 176 in model 463 

up to model year 2019 

G13668821Courtesy of MERCEDES-BENZ USA
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.
Deburr repair panels.
AS00.00-Z-0017-01A
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. AS00.00-Z-0002-01A
  Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove engine with transmission   AR01.10-P-2401MNF
2
REFER TO MAINTENANCE
Remove left complete wheel For removal of the left CAT (3). AP40.10-P-4050G
3
REFER TO MAINTENANCE
Remove left complete wheel For removal of the right CAT (4). AP40.10-P-4050G
4 Remove left oxygen sensor downstream of catalytic converter (1) For removal of the left CAT (3). AR07.04-P-0021MNF
5 Remove right oxygen sensor downstream of catalytic converter (2) For removal of the right CAT (4). AR07.04-P-0021MNF
6 Remove left rear muffler For removal of the left CAT (3). AR49.10-P-4951GW 
7 Remove right rear muffler For removal of the right CAT (4). AR49.10-P-4951GW 
8 Retract left CAT (3) out of elastomer bearing and pull out downwards For removal of the left CAT (3).  
9 Retract right CAT (4) out of elastomer bearing and pull out downwards For removal of the right CAT (4).  
10 Detach the left catalytic converter (3) When replacing the left catalytic converter (3).  
11 Detach the right catalytic converter (4) When replacing the right catalytic converter (4).  
12 Install in the reverse order