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How to change mass air flow sensor on Audi A4 B5 saloon – replacement guide
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Important!
This replacement procedure can be used for:
AUDI A4 Saloon (8D2, B5) 1.8, AUDI A4 Saloon (8D2, B5) 1.6, AUDI A4 Saloon (8D2, B5) 1.6 … View more
The steps may slightly vary depending on the car design.
AUDI A4 Saloon (8D2, B5) 1.8, AUDI A4 Saloon (8D2, B5) 1.6, AUDI A4 Saloon (8D2, B5) 1.6 … View more
The steps may slightly vary depending on the car design.
How to change mass air flow sensor on AUDI A4 B5 Saloon [TUTORIAL AUTODOC]
All the parts you need to replace – Mass Air Flow Sensor for A4 Saloon (8D2, B5) and other AUDI models
Mass air flow sensor
Alternative products
Mass air flow sensor
Electronic spray
Torque wrench
Drive socket # 7
Drive socket # 10
Ratchet wrench
Phillips screwdriver
Fender cover
Replacement: mass air flow sensor – Audi A4 B5 saloon. AUTODOC recommends:
- 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 – Audi A4 B5 saloon – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1
Open the bonnet. - Step 2
Use a fender protection cover to prevent damaging paintwork and plastic parts of the car. - Step 3
Detach the air duct housing from the air filter housing. - Step 4
Unscrew the fasteners of the heat shield of the air filter housing. Use a Phillips screwdriver. - Step 5
Remove the heat shield of the air filter housing. - Step 6
Detach the mass air flow sensor connector. - Step 7
Loosen the fastening clamp connecting the air duct to the air filter housing. Use a drive socket #7. Use a ratchet wrench. - Step 8
Unscrew the MAF sensor fasteners. Use a drive socket #10. Use a ratchet wrench. - Step 9
Remove the mass air flow sensor. - Step 10
Install a new mass air flow sensor. - Step 11
Tighten the MAF sensor fasteners. Use a drive socket #10. Use a torque wrench. Tighten it to 4 Nm torque. - Step 12
Screw the fastening clamp connecting the air duct to the air filter housing. Use a drive socket #7. Use a ratchet wrench.
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