LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mitsubishi >> 1989 >> Precis Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Wireless Control Module (WCM) - Lancer Evolution) >> Diagnosis >> Diagnostic Trouble Code Procedures >> DTC B2401: Keyless/KOS key ID not register >> Technical Description (Comment)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Technical Description (Comment)

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.

If the number of keyless ID registered transmitter is zero, the WCM determines that there is a problem.