Without Scan Tool
READING DIAGNOSTIC TROUBLE CODESWHEN NOT USING SCAN TOOL MB991958
Required Special Tool:
^ MB991529: Diagnostic Trouble Code Check Harness
NOTE: If the ABS-ECU functions have stopped due to the fail-safe function, the diagnostic trouble code cannot be erased.
1. Turn the ignition switch to the LOCK (OFF) position.
2. Use special tool MB991529 to earth terminal number 1 of the data link connector.
3. Depress the brake pedal and hold it.
4. Turn the ignition switch to the ON position.
5. After turning the ignition switch to the ON, release the pedal within three seconds. Repeat this process of pressing and releasing the brake pedal 10 continuous times.
6. Turn the ignition switch to the LOCK (OFF) position.
7. Disconnect special tool MB991529.