How To Read and Erase Diagnostic Trouble Codes

Retrieving and Erasing Immobilizer System Diagnostic Trouble Codes
Required Special Tool:
MB991502: Scan Tool (MUT-II)

CAUTION: To prevent damage to scan tool MB991502, always turn the ignition switch to "OFF" position before connecting or disconnecting scan tool MB991502.




1. Connect scan tool MB991502 to data link connector (16 pin).
2. Turn the ignition switch to "ON" position.
3. Use scan tool MB991502 to check or erase immobilizer system diagnostic trouble codes.
4. Turn the ignition switch to "OFF" position.
5 Disconnect scan tool MB991502.