7-14
FI
Fault code No.
13
Symptom
Intake air pressure sensor 1 (cylinders #1, #2, and #3): open or short circuit
detected.
Diagnostic code No. 03 (intake air pressure sensor 1 (cylinders #1, #2, and #3))
Order
Item/components and probable cause
Check or maintenance job
Reinstatement
method
1
Connections
Intake air pressure sensor 1 (cylin-
ders #1, #2, and #3) coupler
Wire harness ECU coupler
Fuel injection system sub-wire har-
ness coupler
Check the couplers for any pins that may have
pulled out.
Check the locking condition of the couplers.
If there is a malfunction, repair it and connect the
coupler securely.
Setting the
engine stop
switch to “RUN”
and turning the
main switch on.
2
Open or short circuit in wire harness
and/or fuel injection system sub-wire
harness.
Repair or replace if there is an open or short cir-
cuit.
Between the intake air pressure sensor 1 (cylin-
ders #1, #2, and #3) coupler and ECU coupler.
Pink/White – Pink/White
Black/Blue – Black/Blue
Blue – Blue
3
Defective intake air pressure sensor 1
(cylinders #1, #2, and #3).
Execute the diagnostic mode (code No. 03).
Replace if defective.
1. Connect the pocket tester (DC 20 V) to the
intake air pressure sensor 1 (cylinders #1, #2,
and #3) coupler terminals as shown.
2. Turn the main switch on.
3. Measure the intake air pressure sensor 1 (cyl-
inders #1, #2, and #3) output voltage.
4. Is the intake air pressure sensor 1 (cylinders
#1, #2, and #3) OK?
Positive tester probe
→
Pink/White
1
Negative tester probe
→
Black/Blue
2
L
P/W B/L
1
2
Intake air pressure sensor 1 (cylin-
ders #1, #2, and #3) output volt-
age:
3.75 ~ 4.25 V
Содержание FX10X 2008
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