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 ECMRemoval and installation
AV CONTROL UNIT
Exploded View
AV control unit bracket (LH)
AV control unit
AV control unit bracket (RH)
Removal and Installation
REMOVAL
CAUTION:
Before disconnecting the AV control unit and battery terminals,
turn the ignition switch OFF and wait
at least 30 secon ...
Preparation
Commercial Service Tool
Tool name
Description
Brake drum clearance gauge
Measuring rear rotor drum inner diamete
Power tool
Loosening nuts, screws and bolts
...
P0966 pressure control solenoid B
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0966
PC SOLENOID B
(Pressure Control Solenoid B Control Circuit
Low)
When all of the following conditions are satisfied and this state is
maint ...