Variant Coding
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 (Vehicles with CAN communication system)
The coding data can be checked by operating scan tool MB991958.
NOTE:
For details on how to use the scan tool MB991958, refer to the M.U.T.-III Owner's Manual.
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.
- Ensure that the ignition switch is at the "LOCK" (OFF) position.
- Start up the personal computer.
- Connect special tool MB991827 to special tool MB991824 and the personal computer.
- Connect special tool MB991910 to special tool MB991824.
- Connect special tool MB991910 to the data link connector.
- 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.
- Start the "M.U.T.-III system" on the personal computer.
- Turn the ignition switch to the "ON" position.
- Select "System select" from the start-up screen.
- Select "From 2006 MY" under "Model Year". Check that "Vehicle Information" contents are correct.
- On the system list screen, select "MPI/GDI/DIESEL" to check the engine control module data, "SRS-AIR BAG" to check the SRS-ECU data, and "ETACS" to check the ETACS-ECU data.NOTE: If "Loading Option Setup" list is shown, click appropriate box.
- Select "Coding."
- Select "Coding information & copy."
- If the displayed coding information is different from the corresponding initial setting in the list, replace the ECU with a correctly coded one. For replacement of the engine control module, refer to ENGINE CONTROL MODULE . For replacement of the SRS-ECU refer to SRS CONTROL UNIT . For replacement of the ETACS-ECU, refer to ETACS .