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
Ground
Ground Distribution
MAIN HARNESS
ENGINE ROOM HARNESS
ENGINE CONTROL HARNESS
BODY HARNESS
BODY NO. 2 HARNESS
...
Precaution
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of injury to the
...
Symptom diagnosis
COMBINATION SWITCH SYSTEM SYMPTOMS
Symptom Table
Perform the data monitor of CONSULT to check for any malfunctioning
item.
Check the malfunction combinations.
Identify the malfunctioning part from the agreed combination and repair
or replace the part.
NORMAL OPERA ...