Mitsubishi B1766 Verified Fixed -

Attempting to use a new, unprogrammed transponder key that was incorrectly handled. A malfunction within the or the Immobilizer-ECU .

Using a key (or electric motor key) belonging to a different Mitsubishi vehicle. mitsubishi b1766 verified

: Transponder registered for another vehicle (or "Already learned by other vehicle"). Attempting to use a new, unprogrammed transponder key

: Owners who lose their original keys and source a used key from a salvage yard will trigger B1766 because the transponder chip in that used key is permanently "locked" to its original vehicle. Attempting to use a new

: If the car starts and B1766 does not reappear, the original key was likely from another vehicle or has a corrupted ID. You must replace that specific key and register its new ID.