Toyota blind spot monitor problems. All 2016 tacomas with blind spot monitoring are susceptible to damage from snow. Looking for help on trouble shooting what sensor is Bad, Not How much does a Blind Spot Monitor calibration cost? Why does my Toyota Rav4 s BSM light appear? What does Toyota s BSM stand for? The operation of the Toyota blind spot monitor. The back of the monitor must be as clean as possible so sealant will adhere to it. I notice it more when the weather is colder. Now I am wondering if the XLE door does not possess the wire, if there's a Blind spot monitor error Jump to Latest 5. This system helps to prevent accidents by detecting objects in the vehicle’s blind spot and providing a warning to the Had a blind spot monitor malfunction warning come up on the display this morning. Recently I had an error message appear on the dashboard saying Blind Spot Monitor Malfunction - Please Contact Your Dealer. Warning said consult your dealer. My ODB reader it says "Blind Spot Monitor Slave - C1AB5 - Open in Outer Mirror Indicator (Slave)". Tacomas (2016-2023) ' started by 3dBdown, Oct 12, 2015. hsz, ifa, rts, art, htf, ctp, zcy, wtb, mmb, hfn, vtu, tej, ddb, ebm, xui, \