Filter
Top Products
7-17
FUEL INJECTION SYSTEM
FI
Intake air temperature sensor
resistance
2.2 X 2.7 Ω at 20_C (68 _F)
Tester positive probe ! brown/white
Tester negative probe ! black/blue
1
2
S Handle the intake air temperature sensor
with special care.
S Never subject the intake air temperature sen-
sor to strong shocks. If the intake air temper-
ature sensor is dropped, replace it.
WARNING
Fault code No. 22 Symptom Open or short circuit detected from the intake temperature sensor.
Used diagnostic code No. 05 (intake temperature sensor)
Inspection operation item and probable
cause
Operation item and countermeasure Reinstatement
method
Installed condition of sensor Check the installed area for looseness or
pinching.
Reinstated by
turning the main
Defective intake temperature sensor. Replace if defective.
1. Remove the intake air temperature sensor
from the air filter case.
2. Connect the pocket tester (Ω 100) to the
intake air temperature sensor terminal as
shown.
3. Measure the intake air temperature sensor
resistance.
4. Is the intake air temperature sensor OK?
switch ON.
Open or short circuit in wiring harness and/or
sub lead.
Repair or replace if there is an open or short
circuit.
Between sensor coupler and ECU coupler
Black/Blue - Black/Blue
Brown/White - Brown/White
Connected condition of connector
Inspect the coupler for any pins that may
have pulled out.
Check the locking condition of the coupler.
If there is a malfunction, repair it and connect it
securely.
Intake temperature sensor coupler
Main wiring harness ECU coupler
Sub-wire harness coupler