3239125 - 1056BE Check efficiency of hot film air flow meter

Make sure that the ignition is in the OFF position, then disconnect the negative battery terminal (refer to op.   5530B10  battery - r+r ). Disconnect the electrical connection from the hot film air flow meter.

NameConnector
-Air flow meter  K41 
Check the air flow meter curve by measuring the voltage between pins 4 and 2 in accordance with the air flow rate.