Air Flow Meter (7M-Gte - Toyota Supra 1990 Manual

FI-96
Ohmmeter
o
o
o
EFI SYSTEM -
Air Induction System
Air Flow Meter
- - - - - - - " F13825
Air Flow Meter (7M-GTE)
Pressure
Vortex Directing
Generating Hole
Objectives
ON-VEHICLE INSPECTION
Leaf Spring
Photo
Transistor
INSPECT RESISTANCE OF AIR FLOW METER
MSOOOI F13046
(a) Disconnect the air flow meter connector.
(b) Using an ohmmeter (analog type),· measure the
resistance between each terminal.
Terminals Resistance
(n)
Temp.
°c
(oF)
10,000 - 20, 000 -20 (-4)
4,000 - 7,000 0(32)
THA - E2 2,000 - 3,000 20 (68)
900 - 1,300
40 (104)
400 -700
60 (140)
If the resistance is not as specified, replace the air flow
meter.
(c) Reconnect the air flow meter connector.