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How to change mass air flow sensor on OPEL Astra G Saloon (T98) – replacement guide
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Important!
This replacement procedure can be used for:
OPEL Astra G Saloon (T98) 1.2 16V (F69) … View more
The steps may slightly vary depending on the car design.
OPEL Astra G Saloon (T98) 1.2 16V (F69) … View more
The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Mass Air Flow Sensor for Astra G Saloon (T98) and other OPEL models
Alternative products

Electronic spray
Phillips Screwdriver
Flat screwdriver
Clic-R collar pliers
Fender cover
Replacement: mass air flow sensor – OPEL ASTRA G Saloon (F69_). AUTODOC experts recommend:
- Сlear the trouble codes from the electronic control unit if necessary.
- Make sure that no dust or dirt gets into the air duct components and the throttle body.
- Please note: all work on the car – OPEL ASTRA G Saloon (F69_) – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Open the bonnet.Step 2Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.Step 3
Detach the mass air flow sensor connector. - Step 4
Loosen the fastening clamp connecting the air duct to the air filter housing. Use a Phillips screwdriver. - Step 5
Detach the air duct housing from the air filter housing. - Step 6
Unfasten the clamps that secure the mass air flow sensor to the air hoses. Use a flat screwdriver. - Step 7
Remove the mass air flow sensor. - Step 8
Install a new mass air flow sensor. - Step 9
Attach the air duct.Replacement: mass air flow sensor – OPEL ASTRA G Saloon (F69_). Tip:Set the new mass air flow sensor in the same position as the old one. - Step 10
Fasten the clamps that secure the mass air flow sensor to the air hoses. Use clic-R collar pliers.
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