DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
| P0604 | ECM [Internal control module random access memory (RAM) error] | Malfunction in the internal RAM of ECM. |
POSSIBLE CAUSE
ECM
FAIL-SAFE
Not applicable
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-372, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.PERFORM DTC CONFIRMATION PROCEDURE
Is the 1st trip DTC P0604 displayed again? YES >> Replace ECM. Refer to EC-499, "Removal and Installation".
NO >> INSPECTION END
P0603, P062F ECM
P0605 ECMBrake master cylinder
Exploded View
Reservoir cap
Oil strainer
Reservoir tank
Brake fluid level sensor
Cylinder body
Pin
O-ring
Grommet
: Apply PBC (Poly Butyl
Cuprysil) grease or silicone-based grease.
: Apply brake fluid.
Removal and Installation
REMOVAL
CAUTION:
Do ...
Basic inspection
SERVICE INFORMATION FOR ELECTRICAL INCIDENT
Work flow
STEP
DESCRIPTION
STEP 1
Get detailed information about the conditions and the
environment when the incident occurred.
The following are key pieces of information required to make a good
analysis:
WH ...
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
...