Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
The cost to diagnose the B1402 Scion code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
The Main Body ECU (Network Gateway ECU) stores this code if an improper key (a key not registered in the main body ECU (network gateway ECU)) is inserted into the ignition key cylinder. The OBDII code sets when an improper key (a key not registered in the main body ECU (network gateway ECU)) is inserted into the ignition key cylinder.
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