How to Connect the Scan Tool (MUT-III)

HOW TO CONNECT THE SCAN TOOL (MUT-III)

Required Special Tools:
^ MB991958: Scan tool (MUT-III sub assembly)
^ MB991824: Vehicle communication interface (V.C.I.)
^ MB991827: MUT-III USB cable
^ MB991910: MUT-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 MUT-III system on the personal computer.

NOTE: Disconnect the 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 AND ERASE DIAGNOSTIC TROUBLE CODES

Required Special Tools:
^ MB991958: Scan tool (MUT-III sub assembly)
^ M B991824: V.C.I.
^ MB991827: MUT-III USB cable
^ MB991910: MUT-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.

NOTE: If the battery voltage is low, diagnostic trouble codes will not be set. Check the battery if scan tool MB991958 does not display.





1. Connect scan tool MB991958 to the data link connector.
2. Turn the ignition switch to the "ON" position.
3. Select "Interactive Diagnosis" from the start-up screen.
4. Select "System Select."
5. Choose "TCL" from the "POWERTRAIN" tab.
6. Select "Diagnostic Trouble Code."
7. If a DTC is set, it is shown.
8. Choose "DTC erase" to erase the DTC.

HOW TO READ DATA LIST

Required Special Tools:
^ MB991958: Scan tool (MUT-III sub assembly)
^ M B991824: V.C.I.
^ MB991827: MUT-III USB cable
^ MB991910: MUT-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 "Interactive Diagnosis" from the start-up screen.
4. Select "System Select."
5. Choose "TCL" from the "POWERTRAIN" tab.
6. Select"Data List."
7. Choose an appropriate item.

HOW TO PERFORM ACTUATOR TEST

Required Special Tools:
^ MB991958: Scan tool (MUT-III sub assembly)
^ M B991824: V.C.I.
^ MB991827: MUT-III USB cable
^ MB991910: MUT-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 "Interactive Diagnosis" from the start-up screen.
4. Select "System Select."
5. Choose "TCL" from the "POWERTRAIN" tab.
6. Choose "Actuator Test" from "TCL" screen.
7. Choose an appropriate item.

HOW TO DIAGNOSE THE CAN BUS LINE

Required Special Tools:
^ MB991958: Scan tool (MUT-III sub assembly)
^ MB991824: V.C.I.
^ MB991827: MUT-III USB cable
^ MB991910: MUT-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.
^ If the information is correct, go to step 8.
^ If not, go to step 5.
5. Select "view vehicle information" button.
6. Input the vehicle information and press "OK".
7. When the vehicle information is displayed, confirm again that it matches the vehicle which is diagnosed CAN bus line.
^ If they match, go to step 8.
^ If not, go to step5.
8. Press the "OK" button.
9. When the options are displayed, choose the options (mark the check) and then select "OK".