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
FM/AM/SAT radio with compact disc (CD) player (Type B) (if so equipped)
FM/AM/SAT radio with compact disc (CD) player (Type B)
FM-AM button
CD eject button
CD insert slot
Backward seek button
button
Forward seek button
BACK button
TUNE/SCROLL knob, ENTER/AUDIO button
Display screen
POWER but ...
Component parts
Component Parts Location
No.
Component
Function
1
Key switch
Transmits the key switch signal to the BCM.
Refer to SEC-115, "Component Parts Location" (without Intelligent Key
system) for detailed installation
location.
2
...
Wheel alignment
Inspection
DESCRIPTION
Measure wheel alignment under unladen conditions.
NOTE:
“Unladen conditions” means that fuel, engine coolant, and lubricants are
full. Spare tire, jack, hand tools and
mats are in designated positions.
PRELIMINARY CHECK
Check the following:
&nbs ...