Mitsubishi Outlander XL. Manual — part 690
Q:Is the check result normal?
YES:
Troubleshoot the combination meter, and then go to
Step 4.
NO:
Go to Step 4.
STEP 4. Retest the system.
Q:Does the ABS warning light turn ON and OFF normally?
YES:
The procedure is complete.
NO:
Return to Step 1.
Inspection Procedure 5: Brake Warning Light does not Illuminate when the Ignition
Switch is Turned to ON Position (Engine Stopped).
M13506100088USA0000010000
CIRCUIT OPERATION
ASC-ECU sends the illumination request signal of the break
warning light to the combination meter through ETACS-ECU via
the CAN communication.
TECHNICAL DESCRIPTION (COMMENT)
This may be caused by faults in the CAN bus line, ETACS-ECU,
combination meter or ASC-ECU.
PROBABLE CAUSES
⦆
Damaged wiring harness and connectors
⦆
Malfunction of ETACS-ECU
⦆
Combination meter malfunction
⦆
ASC-ECU malfunction
DIAGNOSIS
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
STEP 1. M.U.T.-III CAN bus diagnostics
Use scan tool to diagnose the CAN bus lines.
Q:Is the check result normal?
YES:
Go to Step 2.
NO:
Repair the CAN bus lines. (Refer to GROUP 54D - CAN
Bus Diagnostics table P.54D-17.)
STEP 2. M.U.T.-III diagnostic trouble code
Use scan tool to check the diagnostic trouble code for the ASC
system.
Q:Is the diagnostic trouble code set?
ACTIVE SKID CONTROL SYSTEM (ASC)
35C-167
DIAGNOSIS
YES:
Carry out the diagnosis for the diagnostic trouble
NO:
Go to Step 3.
STEP 3. Retest the system.
Q:Does the brake warning light turn ON and OFF normally?
YES:
The procedure is complete.
NO:
Return to Step 1.
Inspection Procedure 6: ABS Warning Light Stays ON.
M13506100089USA0000010000
SYSTEM OPERATION
⦆
ASC-ECU sends the illumination request signal of the ABS
warning light to the combination meter through ETACS-ECU
via CAN communication.
⦆
ASC-ECU illuminates the ABS warning light via ETACS-ECU
for approximately 3 seconds for valve check with the ignition
switch turned to the ON position.
⦆
The ASC-ECU turns off the ABS warning light if an ABS error
is not detected after illuminating the ABS warning light for
approximately 3 seconds.
TECHNICAL DESCRIPTION (COMMENT)
This may be caused by faults in the CAN bus line, ETACS-ECU,
combination meter or ASC-ECU.
PROBABLE CAUSES
⦆
Damaged wiring harness and connectors
⦆
Malfunction of ETACS-ECU
⦆
Combination meter malfunction
⦆
ASC-ECU malfunction
DIAGNOSIS
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
STEP 1. M.U.T.-III CAN bus diagnostics
Use scan tool to diagnose the CAN bus lines.
Q:Is the check result normal?
YES:
Go to Step 2.
NO:
Repair the CAN bus lines. (Refer to GROUP 54D - CAN
Bus Diagnostics table P.54D-17.)
35C-168
ACTIVE SKID CONTROL SYSTEM (ASC)
DIAGNOSIS
STEP 2. M.U.T.-III diagnostic trouble code
Use scan tool to check the diagnostic trouble code for the ASC
system.
Q:Is the diagnostic trouble code set?
YES:
Carry out the diagnosis for the diagnostic trouble
NO:
Go to Step 3.
STEP 3. M.U.T.-III other system diagnostic trouble code
Using scan tool, check that the diagnostic trouble code U0141
is not set by the combination meter system.
Q:Is any DTC set?
YES:
Troubleshoot the combination meter, and then go to
Step 5.
NO:
Go to Step 4.
STEP 4. M.U.T.-III other system diagnostic trouble code
Using scan tool, check that the diagnostic trouble code U0121
is not set by the ETACS system.
Q:Is any DTC set?
YES:
Troubleshoot the ETACS, and then go to Step 5.
NO:
Replace the ASC-ECU, and then go to Step 5.
STEP 5. Retest the system.
Q:Does the ABS warning light turn ON and OFF normally?
YES:
The procedure is complete.
NO:
Return to Step 1.
Inspection Procedure 7: ASC Indicator Light Stays ON.
M13506100090USA0000010000
SYSTEM OPERATION
ASC-ECU sends the illumination request signal of the ASC
indicator light to the combination meter through ETACS-ECU via
the CAN communication.
TECHNICAL DESCRIPTION (COMMENT)
This may be caused by faults in the CAN bus line, ETACS-ECU,
combination meter or ASC-ECU.
PROBABLE CAUSES
⦆
Damaged wiring harness and connectors
⦆
Malfunction of ETACS-ECU
⦆
Combination meter malfunction
⦆
ASC-ECU malfunction
ACTIVE SKID CONTROL SYSTEM (ASC)
35C-169
DIAGNOSIS
DIAGNOSIS
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
STEP 1. M.U.T.-III CAN bus diagnostics
Use scan tool to diagnose the CAN bus lines.
Q:Is the check result normal?
YES:
Go to Step 2.
NO:
Repair the CAN bus lines. (Refer to GROUP 54D - CAN
Bus Diagnostics table P.54D-17.)
STEP 2. M.U.T.-III diagnostic trouble code
Use scan tool to check the diagnostic trouble code for the ASC
system.
Q:Is any DTC set?
YES:
Carry out the diagnosis for the diagnostic trouble
NO:
Go to Step 3.
STEP 3. M.U.T.-III other system diagnostic trouble code
Using scan tool, check that the diagnostic trouble code U0141
is not set by the combination meter system.
Q:Is any DTC set?
YES:
Troubleshoot the combination meter, and then go to
Step 5.
NO:
Go to Step 4.
STEP 4. M.U.T.-III other system diagnostic trouble code
Using scan tool, check that the diagnostic trouble code U0121
is not set by the ETACS system.
Q:Is any DTC set?
YES:
Troubleshoot the ETACS, and then go to Step 5.
NO:
Replace the ASC-ECU, and then go to Step 5.
STEP 5. Retest the system.
Q:Does the ASC indicator light turn ON and OFF normally?
YES:
The procedure is complete.
NO:
Return to Step 1.
Inspection Procedure 8: ASC-OFF Indicator Light Stays ON.
M13506100091USA0000010000
SYSTEM OPERATION
ASC-ECU sends the illumination request signal of the ASC OFF
indicator light to the combination meter through ETACS-ECU via
CAN communication.
35C-170
ACTIVE SKID CONTROL SYSTEM (ASC)
DIAGNOSIS
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст