Reading and Clearing Diagnostic Trouble Codes
DIAGNOSTIC FUNCTIONHOW TO READ DIAGNOSTIC TROUBLE CODES
1. Turn the ignition switch to the "ON" position while press the "COAST/SET" switch. Then, within one second, release the "COAST/SET" switch and press the "ACC/RES" switch.
2. Read a DTC by observing the flash display pattern of the "CRUISE" indicator light in the combination meter.
Diagnostic result display method when using the "CRUISE" indicator light
NOTE: Other on-board diagnostic items are also output as voltage waveforms corresponding to diagnostic trouble code numbers.
HOW TO ERASE DIAGNOSTIC TROUBLE CODES
Disconnect the negative (-) battery cable.
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. Start up the personal computer.
2. Connect special tool MB991827 to special tool MB991824 and the personal computer.
3. Connect special tool MB991910 to special tool MB991824.
4. Connect special tool MB991910 to the data link connector.
5. 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 green color.
6. Start the M.U.T.-III 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 READ DATA LIST
Required Special Tools:
- MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: V.C.I.
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A
1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select "System Select" from the start-up screen.
4. Select "From 2006 MY" of "Model Year." When the "Vehicle Information" is displayed, check the contents.
5. "Select "AUTO CRUISE" from "System List", and press the "OK" button.
NOTE: When the "Loading Option Setup" list is displayed, check the applicable item.
6. Select the "MITSUBISHI."
7. Select the "Data List."
NOTE: When the "Data List Reference Table" button is selected, the service data reference table is displayed, and the normal values can be checked.
HOW TO DIAGNOSE THE CAN BUS LINE
Required Special Tools:
- MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: V.C.I.
- MB991827: M.U.T.-III USB Cable
- MB991910: M.U.T.-III Main Harness A
1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select the "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 which whose CAN bus lines will be diagnosed.
- If they match, go to Step 8.
- If not, go to Step 5.
8. Press 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.