
FI-94
EFI SYSTEM — Air Induction System
AIR INDUCTION SYSTEM
Air Flow Meter (7M-GE)
POTENTIONMETER
Damping Chamber
Compensation Plate
Return Spring
Air Temp.
Sensor
FROM AIR
CLEANER
Measuring Plate
TO AIR
INTAKE
CHAMBER
AIR
CLEANER
SIDE
Air By-Pass
Passage
Compensation Plate
AIR
INTAKE
CHAMBER
SIDE
Measuring Plate
Air By-Pass Passage
FI12M-FI04431
FC E1E2 VC E2 VS THA
Ohmmeter
FI0432
FC E1 E2 VC E2 VS THA
FI0632
ON-VEHICLE INSPECTION
INSPECT RESISTANCE OF AIR FLOW METER
(a) Disconnect the air flow meter connector.
(b) Using an ohmmeter, measure the resistance between each terminal.
Between terminals | Resistance (Ω) | Temp. °C (°F)
E2 — VS | 200 - 600 | —
E2 — VC | 200 - 400 | —
E2 — THA | 10,000 - 20,000 | -20 (-4)
| 4,000 - 7,000 | 0 (32)
| 2,000 - 3,000 | 20 (68)
| 900 - 1,300 | 40 (104)
| 400 - 700 | 60 (140)
E1 — FC | Infinity | —
If the resistance is not as specified, replace the air flow meter.
(c) Reconnect the air flow meter connector.