Disconnect battery, locate your airbag ECU part number (on the silver box under the center console), buy a virginized used unit from a reputable airbag repair service, install it, and drive safely knowing your SRS system works again.
First, let's decode the "i---" in your search. It likely stands for (Is the code serious?), "Fix" (How to fix it?), or "Code" (What is the code?). Let’s answer all of those. i--- Toyota C052f14