LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mitsubishi >> 1988 >> Precis Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Wireless Control Module (WCM) - Lancer Evolution) >> Diagnosis >> Diagnostic Function >> How To Diagnose The Can Bus Lines
April 5, 2026: LEMON Manuals is launched! Read the announcement.

How To Diagnose The Can Bus Lines

WARNING: This page is about a different car, the 2008 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tools: 

  1. Connect scan tool MB991958 to the data link connector.
  2. Turn the ignition switch to the "ON" position.
  3. Select "CAN bus diagnosis" from the start-up screen.
  4. When the vehicle information is displayed, confirm that it matches the vehicle being diagnosed.
    • If they match, go to step  8.
    • If not, go to step 5.
  5. Select the "view vehicle information" button.
  6. Enter the vehicle information and select the "OK" button.
  7. When the vehicle information is displayed, confirm again that it matches the vehicle being diagnosed.
    • If they match, go to step  8.
    • If not, go to step  2.
  8. Select the "OK" button.
  9. When the optional equipment screen is displayed, choose the one which the vehicle is fitted with, and then select the "OK" button.