[ Transponder Key ] ──(Wireless ID)──> [ Immobilizer Antenna ] ──> [ ETACS-ECU ] ──(Validation Fail: B1766)──> [ Engine Start Locked ]
Leo didn't know it yet, but he had hit the "Immobilizer Wall." The (the car's Electronic Total Automobile Control System) had detected a "foreign" transponder—a key that had already been "learned" by another vehicle's security system. To the Pajero, this wasn't a replacement key; it was a digital intruder. mitsubishi b1766 verified
condition because the immobilizer system does not recognize the key as authorized for that specific VIN. Diagnostic and Resolution Steps [ Transponder Key ] ──(Wireless ID)──> [ Immobilizer
Scan the ETACS system once more to guarantee B1766 reads as a historical or resolved code. To proceed with fixing your vehicle, let me know: What is your Mitsubishi? Diagnostic and Resolution Steps Scan the ETACS system
To clear this code and restore vehicle functionality, specialized diagnostic equipment is required. You can find technical guidance on these procedures through resources like JustAnswer , which details the interplay between key codes and immobilizer scans.
Here is a realistic estimate based on verified shop data and DIY pricing: