Procedure
INSPECTION USING SCAN TOOL MB991502, DATA LIST AND ACTUATOR TESTINGRequired Special Tool:
MB991502: Scan Tool (MUT-II)
CAUTION: To prevent damage to the scan tool, turn the ignition switch "OFF" before connecting or disconnecting the scan tool.
1. Connect scan tool MB991502 to the data link connector.
2. Turn the ignition switch "ON."
3. Carry out inspection by means of the data list and the actuator test function.
If there is an abnormality, check and repair the chassis harnesses and components.
^Data List Reference Table & Normal Scan Data Values
Actuator Test Reference Table
4. Re-check using scan tool MB991502 and check to be sure that the abnormal input and output have returned to normal because of the repairs.
5. Erase the diagnostic trouble code(s).
6. Turn the ignition switch "OFF."
7. Disconnect scan tool MB991502 from the data link connector.
8. Start the engine again and do a test drive to confirm that the problem is eliminated.