DTC Description
DTC DETECTION LOGIC
DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
P0605 | ECM [Internal control module read only memory (ROM) error] | Malfunction in the internal ROM of ECM. |
POSSIBLE CAUSE
ECM
FAIL-SAFE
Traveling control mode (Engine output control)
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
TESTING CONDITION: Before performing the following procedure, confirm that battery voltage is 11 V or more with ignition switch ON.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
CAUTION: Never start engine during this procedure.
Is 1st trip DTC detected? YES >> Proceed to EC-373, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.PERFORM DTC CONFIRMATION PROCEDURE
Is the 1st trip DTC P0605 displayed again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".
NO >> INSPECTION EN
P0138 HO2S2
DTC Description
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time between rich and
lean than the air fuel ratio (A/
F) sensor 1. The oxygen storage capacity of the three way catalyst (manifold)
causes the longer switching
time.
MALFUNCTION A
To judge the malfu ...
P0744 torque converter
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0744
TORQUE CONVERTER
(Torque converter clutch circuit intermittent)
When all of the following conditions are satisfied and this state is
maintain ...
Battery
Keep the battery surface clean and dry.
Clean the battery with a solution of baking
soda and water.
Make certain the terminal connections are
clean and securely tightened.
If the vehicle is not to be used for 30 days or
longer, disconnect the negative (-) battery
termina ...