Shown on right CAT for model 212 with engine 276.9 |
1 | Catalytic converter |
3 | Heat shield |
4 | Air filter housing |
6 | Oxygen sensor electrical connection |
8 | Oxygen sensor electrical connection |
G3/4 | Right oxygen sensor upstream of catalytic converter |
G3/6 | Right oxygen sensor downstream of catalytic converter |
P07.52-2035-05
Shown on left CAT for model 212 with engine 276.9 |
1 | Catalytic converter |
2 | Vacuum reservoir |
3 | Heat shield |
7 | Oxygen sensor electrical connection |
9 | Oxygen sensor electrical connection |
G3/3 | Left oxygen sensor upstream of catalytic converter |
G3/5 | Left oxygen sensor downstream of catalytic converter |
P07.52-2036-05
Danger ! | Risk of death caused by vehicle slipping or toppling off of the lifting platform. | Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. | |
Danger ! | Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. | No parts of the body or limbs should be within the operating area when the components are moving. | |
| Remove/install | ||
1 | Switch off ignition and remove transmitter key | ||
2 | Remove air filter housing (4) | Engine 276.9 in model 212 | |
Screw/bolt, air filter to cylinder head cover | |||
Screw/bolt, air filter to air intake pipe support brace | |||
3 | Remove engine compartment paneling | ||
4 | Unclip electrical feed line for left oxygen sensor downstream of CAT or right oxygen sensor downstream of CAT (G3/5 or G3/6) from heat shield (3) and bracket | ||
5 | Unclip electrical connection (6 or 8) from bracket | ||
6 | Disconnect electrical connection (6 or 8) | ||
7 | Detach left oxygen sensor downstream of catalytic converter or right oxygen sensor downstream of catalytic converter (G35 or G3/6) from CAT (1) | Engine 276.9 in model 212 | |
Installation: Coat thread with heat-resistant lubricant. Ensure correct routing of oxygen sensor lines. | |||
Oxygen sensor to catalytic converter | |||
Paste, hot lubrication 1 kg, DBL 6879.20 | |||
Box wrench bit | |||
8 | Remove ME-SFI [ME] control unit | Engine 276.9 in model 212 | |
9 | Unclip electrical feed line for left oxygen sensor downstream of CAT or right oxygen sensor downstream of CAT (G3/3 or G3/4) from heat shield (3) and bracket | ||
10 | Unclip electrical feed line of left oxygen sensor upstream of CAT (G3/3) from vacuum reservoir (2) | Engine 276.9 in model 212 | |
11 | Detach and take out vacuum reservoir (2) from ME-SFI [ME] control unit bracket | Engine 276.9 in model 212 | |
Screw/bolt, vacuum reservoir to bracket | |||
12 | Unclip electrical connection (7 or 9) from bracket | ||
13 | Disconnect electrical connection (7 or 9) | ||
14 | Detach left oxygen sensor upstream of CAT or right oxygen sensor upstream of CAT (G3/3 or G3/4) from CAT (1) | Installation: Coat thread with heat-resistant lubricant. Ensure correct routing of oxygen sensor lines. | |
Oxygen sensor upstream of catalytic converter | |||
Paste, hot lubrication 1 kg, DBL 6879.20 | |||
Box wrench bit | |||
15 | Install in the reverse order | ||
16 | Read out fault memory using the diagnostic system and clear if necessary | ||
| |||
Danger ! | 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. | |
17 | Carry out an engine test run and check exhaust system for leaktightness |
000 589 71 03 00
Box wrench bit