Mitsubishi Outlander: Diagnostic Trouble Code Diagnosis
ON-BOARD DIAGNOSTICS
The CAN is a communication method which the
ECUs use in order to communicate each other. The
CAN-related diagnostic trouble codes will be stored
in the following ECUs, which use the CAN communication.
- ETACS-ECU
- ECM
- TCM <CVT, A/T>
- ABS-ECU <vehicles without ASC>
- ASC-ECU <vehicles with ASC>
- AWD-ECU <Electric control AWD>
- AWC-ECU <S-AWC>
- Steering wheel sensor <vehicles with ASC>
- A/C-ECU
- SRS-ECU
- Occupant classification-ECU
- Radio and CD player <vehicles with radio and CD
player>
- Radio and CD changer <vehicles with radio and
CD changer>
- CAN box unit <vehicles with MMCS>
- Satellite radio tuner <vehicles satellite radio>
- WCM <vehicles without KOS>
- KOS-ECU <vehicles with KOS>
- Combination meter
HOW TO CONNECT THE SCAN TOOL (M.U.T.-III)
Required Special Tools:
- MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: Vehicle Communication Interface (V.C.I.)
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before connecting
or disconnecting scan tool MB991958.
1. Ensure that the ignition switch is at the "LOCK" (OFF)
position.
2. Start up the personal computer.
3. Connect special tool MB991827 to special tool MB991824
and the personal computer.
4. Connect special tool MB991910 to special tool MB991824.
5. Connect special tool MB991910 to the data link connector.
6. Turn the power switch of special tool MB991824 to the "ON"
position.
NOTE: When special tool MB991824 is energized, special
tool MB991824 indicator light will be illuminated in a green
color.
7. Start the scan tool system on the personal computer.
NOTE: Disconnecting scan tool MB991958 is the reverse of the
connecting sequence, making sure that the ignition switch is at
the "LOCK" (OFF) position.
HOW TO DIAGNOSE THE CAN BUS LINE
Required Special Tools:
- MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: Vehicle Communication Interface (V.C.I.)
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before connecting
or disconnecting scan tool MB991958.
1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select "CAN Bus Diagnosis" from the start-up screen.
4. When the vehicle information is displayed, confirm that it
matches the vehicle whose CAN bus lines will be
diagnosed.
- If they match, go to Step 8.
- If not, go to Step 5.
5. Select the "view vehicle information" button.
6. Enter the vehicle information and select the "OK" button.
7. When the vehicle information is displayed, confirm again
that it matches the vehicle whose CAN bus lines will be
diagnosed.
- If they match, go to Step 8.
- If not, go to Step 5.
8. Select the "OK" button.
9. When the optional equipment screen is displayed, choose
the one which the vehicle is fitted with, and then select the
"OK" button.
READ NEXT:
CAN BUS DIAGNOSTICS TABLE
CAUTION
A diagnostic trouble code may not also be set in
the CAN-B lines under the conditions below. If no
diagnostic trouble code has been set due to electrical
noise, confi
DIAGNOSTIC ITEM 1: Diagnose when the scan tool cannot receive the data
sent by ETACS-ECU
CAUTION
When servicing a CAN bus line, ground yourself by touching a metal object such
as an unpainted
water
DIAGNOSTIC ITEM 6: Diagnose when the scan tool cannot receive the data
sent by AWD-ECU
<Electronic controlled AWD>.
CAUTION
When servicing a CAN bus line, ground yourself by touching a metal ob
SEE MORE:
HOW TO DIAGNOSE
The most important point in troubleshooting is to
determine "Probable Cause". Once the probable
causes are determined, parts to be checked can be
limited to those associated with such probable
causes. The determination of the probable causes
must be based on a theory and be supported
REMOVAL AND INSTALLATION
CAUTION
*Remove and assemble the marked parts in each cylinder unit.
Pre-removal operation
Engine Room Under Cover Front B and Engine Room Side
Cover (RH) Removal
Engine Oil Draining
Rocker Cover Assembly Removal
Engine Oil Pan Removal
Timing Chain Removal
Post-in
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