Air Flow Meter - Mazda 626 MX-6 Workshop Manual

AIR FLOW METER

Intake air
sensor
Fuel pump switch
Potentiometer
Measuring plate
Inspection
1. Remove the air flow meter. (Refer to page 4B—39)
2. Check the air flow meter body for cracks.
3. Verify that the measuring plate moves smoothly.
4. Disconnect the connector from the air flow meter.
5. Using an ohmmeter, check resistance between the
terminals with the measuring plate fully closed and
fully open.
6. Connect the connector to the air flow meter after
inspecting.
86U04B-125
Terminal
E2«V
s
E2«V
b
E2«THA
(Intake air thermo
sensor)
Ei«->Fc
Note
Refer to page 4B—39 for replacement of the
air flow meter.
CONTROL SYSTEM
switch
Resistance (fi)
Fully closed Fully open
20-1,000
20 -400
100-400
200-400
-20°C (— 4°F) 13.6-18.4 kfl
20°C (68°F) 2.21-2.69 kfl
60°C (140°F) 493-667 Q
oo
4B
69G04C-100
0
4B—111