AR07.07-P-1454TY | Removing/installing the hot film mass air flow sensor together with air intake pipe | 29.7.04 |
ENGINE 113.967 in MODEL 219.375
ENGINE 113.990 in MODEL 219.376
P07.07-2052-06
1 Air filter housing
2 Electrical connector
3 Vent line
4 Vent line
5 Top catch
6 Bottom catch
7 Air intake connection
8 Lock
9 Sealing ring
B2/5 Hot film mass air flow sensor
| Removing/installing | ||
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. | When moving components, ensure that no body parts or limbs are within the operating range of moving parts. | |
1 | Open engine hood | ||
2 | Remove air filter housing (1). | Model 219.375 | |
Model 219.376 | |||
3 | Remove the electrical connector (2) at the hot film mass air flow sensor (B2/5) | ||
4 | Detach vent line (3) from hot film mass air flow sensor (B2/5) | ||
5 | Release vent line (4) from bracket at hot film mass air flow sensor (B2/5). | ||
6 | Open top catch (5) at top of hot film mass air flow sensor (B2/5) | ||
7 | Use a hook to pull up bottom catch (6) at top of air intake connection (7) | To do this, push the hot film mass air flow sensor (B2/5) as far back as possible so that the lock (6) cannot latch again . | |
8 | Use a screwdriver to press down lock (8) on the air intake connection (7) | To do this, push the hot film mass air flow sensor (B2/5) () as far back as possible so that the lower lock (8) cannot latch again. | |
9 | Remove hot film mass air flow sensor (B2/5) from intake manifold | Installation: Check sealing ring (9), replace if required. Check the sealing ring between the air intake connection (7) and the hot film mass air flow sensor (B2/5), replace if required. Check the locks and replace lock or air intake connection (7) if required. | |
10 | Unclip the pneumatic line of the AIR management control system from the brackets at the air intake connection (7) | ||
11 | Install in reverse order | ||
12.1 | Read out fault memory and erase if required | Only when replacing the hot film mass air flow sensor (B2/5). | |
| Connect up STAR DIAGNOSIS and read out fault memory | ||
STAR DIAGNOSIS diagnosis system | |||
Danger! | Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns when working in engine during starting procedure | Secure vehicle to prevent it from moving. | |
13 | Conduct engine test run and check the intake system for leaks | If a leak is found, determine the cause and rectify it otherwise engine malfunctions may result. |
Commercially available tools
Referenced documents
- ad0000p200004a
- ad0000p200004a Connect STAR DIAGNOSIS and read out fault memory
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- ar8840p1000tx Open engine hood, move to upright position and close
- as0000z000501a 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.
- as0000z001101a 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.