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6-15
FI
Intake air pressure- sensor hose system malfunction (clogged or de-
tached hose).
1
2
Connected state of connector
Intake air pressure sensor cou-
pler
Main wirring harness ECU cou-
pler
Defective intake air pressure
sensor.
Check the coupler for any pins that may have
pulled out.
Check that the coupler is connected securely.
If there is a malfunction, repair it and connect
it securely.
Execute the diagnostic mode (code No. D03)
Replace the throttle body.
TIP
Do not remove the sensor module.
Refer to “Fault code No. 13”.
Reinstated by start-
ing the engine and
operating it at idle.
Used diagnostic code No. D03 (intake air pressure sensor)
Order
Inspection operation item and
probable cause
Operation item and countermeasure
Reinstatement
method
FUEL INJECTION SYSTEM
Throttle position sensor-open or short circuit detected.
1
2
3
4
Installed condition of throttle
position sensor.
Connected condition of con-
nector
Inspect the coupler for any
pins that may have pulled
out.
Check the locking condition
of the coupler.
Open or short circuit in wiring
harness.
Defective throttle position sen-
sor.
Check the installed area for looseness or
pinching.
Check that it is installed in the specified po-
sition.
Refer to “THROTTLE BODY AND FUEL IN-
JECTOR”.
If there is a malfunction, repair it and connect
it securely.
Throttle position sensor coupler
Main wiring harness ECU coupler
Repair or replace if there is an open or short
circuit.
Between sensor coupler and ECU coupler
black/blue - black/blue
yellow - yellow
blue -blue
Execute the diagnostic mode (code No. D01)
Replace the throttle body.
TIP
Do not remove the sensor module.
Refer to “THROTTLE BODY AND FUEL IN-
JECTOR ”.
Reinstated by turn-
ing the main switch
ON.
Fault code No.
15 Symptom
Used diagnostic code No. D01 (throttle position sensor)
Order
Inspection operation item and
probable cause
Operation item and countermeasure
Reinstatement
method
Intake air pressure sensor system malfunction
(clogged or detached).
Fault code No.
14 Symptom
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