CONTINUOUSLY VARIABLE TRANSMISSION (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC P0604 INTERNAL CONTROL MODULE RANDOM ACCESS MEMORY (RAM) ERROR
DTC DETECTING CONDITION:
Detected when two consecutive driving cycles with fault occur.
TROUBLE SYMPTOM:
TCM RAM malfunction
STEP | CHECK | YES | NO |
1.CHECK DTC.
1) Perform the Clear Memory Mode using the Subaru Select Monitor. Clear Memory Mode">
2) Read the DTC.
Is DTC P0604 displayed?
Replace the TCM. Transmission Control Module (TCM)">
Current condition is normal. Check for interference from noise, etc.
1. OUTLINE OF DIAGNOSIS
• Detect the malfunction in RAM area of the TCM.
• Judge as NG if an attempt to write to RAM area failed.
2. EXECUTION CONDITION
Secondary Parameters | Execution condition |
12 V battery system voltage | ≥ 10 V |
3. DIAGNOSTIC METHOD
If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.
Malfunction Criteria | Threshold Value |
Writing-check (RAM) NOTE: |
This check is carried out about the RAM only used for CAN communication.
Error
Time Needed for Diagnosis: Immediately
Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.
To arm the system using power door locking switches
1. Close all windows.
2. Remove the key from the ignition
switch (models without "keyless access
with push-button start system")/turn the
push-button ignition switch to the "OFF"
position (models with "keyless access with
push-button start system").
3. Open the doors and get out of the
v ...
Preparation tool
OCCUPANT DETECTION SYSTEM (DIAGNOSTICS) > General DescriptionPREPARATION TOOLCAUTION:To measure the voltage and resistance of airbag system and occupant detection system components, be sure to use the specified test harness.1. SPECIAL TOOLILLUSTRATIONTOOL NUMBERDESCRIPTIONREMARKS — SUBARU SELEC ...
Bulb chart
NOTE
Lights A and B are the LED (Light Emitting Diode) type. Consult your
SUBARU dealer for replacement.
Wattage
Bulb No.
1) High beam headlight
12V-60W
HB3
2) Low beam headlight
Models with HID light
Models with halogen light
...