Removing
1. Disconnect the wiring connector from the B39 flowmeter (see fig.5.57).
Pic. 5.57. Air mass meter:
1. Collar,
2. Air intake pipe,
3. Bolt,
4. Air filter housing,
B39. Mass air flow meter.
2. Loosen clamp 1 of air intake pipe 2.
3. Disconnect the air sampling pipe 2 from the B39 air mass meter.
4. Unscrew the bolts securing the B39 air flow meter from the air filter housing 4 and disconnect the B39 air flow meter.
Installation
5. Installation is made in an order, the return to removal. Replace seal.