DTC DETECTION LOGIC
DTC No. | Trouble diagnosis | DTC detecting condition | Possible cause |
P1226 | Closed throttle position learning performance | Closed throttle position learning is not performed successfully, repeatedly. | Electric throttle control actuator (TP sensor 1 and 2) |
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
Is 1st trip DTC detected?
YES >> Go to EC, "Diagnosis Procedure".
NO >> INSPECTION END
1.CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
Is the inspection result normal?
YES >> GO TO 2.
NO >> Remove the foreign matter and clean the electric throttle control actuator inside, and then perform throttle valve closed position learning. Refer to EC, "Work Procedure".
2.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to EM, "Removal and Installation".
>> INSPECTION END
Head restraints/headrests
WARNING
Head restraints/headrests supplement
the other vehicle safety systems. They may
provide additional protection against injury
in certain rear end collisions. Adjustable
head restraints/headrests must be
adjusted properly, as specified in this section.
Check the adjustment after someo ...
Mixture ratio selflearning value
clear
Description
This describes how to erase the mixture ratio selflearning value. For the
actual procedure, follow the instructions
in "Diagnosis Procedure".
Work Procedure
1.START
With CONSULT
Start engine and warm it up to normal operating temperature.
Select "SELFLEARNING CONT" in "WOR ...