Option Coding

Required Special Tools:

MB991958: Scan Tool (M.U.T.-III Sub Assembly)
- MB991824: Vehicles 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)

CAUTION: If there is any item indicated by the option coding after equipment change, set ETACS-ECU so that the option coding data corresponds with the equipment content. Functions and systems do not work normally if the setting does not correspond with the equipment.

The ETACS-ECU option coding data can be checked or changed by operating scan tool MB991958.

How to check option coding data
1. Connect the scan tool MB991958. Refer to SCAN TOOL (MULTI USE TESTER { M.U.T.-III } SUB ASSEMBLY) .
2. Turn the ignition switch to the "ON" position.
3. Select "System select" from the start-up screen.
4. Select "From 2007 MY" under "Model Year". Check that "Vehicle Information" contents are correct.
5. Select "ETACS" from "System List", and then press "OK" button.
  NOTE: If "Loading Option Setup" list is shown, click appropriate box.
6. Select "Coding."
7. Select "Option Coding Information."
8. Check the displayed option coding information.
How to change option coding data
1. Connect the scan tool MB991958. Refer to.
2. Turn the ignition switch to the "ON" position.
3. Select "System select" from the start-up screen.
4. Select "From 2007 MY" under "Model Year". Check that "Vehicle Information" contents are correct.
5. Select "ETACS" from "System List", and then press "OK" button.
  NOTE: If "Loading Option Setup" list is shown, click appropriate box.
6. Select "Coding."
7. Select "Option Coding."
8. Change to correct option coding data.

LIST

Item name
Auto light control
AUDIO (CAN)
RLS
Number of speaker
Seat material
Front fog light
Rear fog light
Horn type
Manner switch
Remote engine starter
AND
HFM
SATR
Compressor type
DRL function
Wiper washer check bulb