Toyota Tacoma 2019 — technical service bulletin
Bulletin T-SB-0001-20 · NHTSA communication 10171592 · issued Jan 6, 2020
Technical service bulletin
communication type
Electrical System
component
2019
model years
1
vehicle entries
Official summary
TSB: Some 2019 model year Tacoma vehicles may exhibit a Blind Spot Monitor System warning message with any of the following Diagnostic Trouble Codes (DTCs) present. ? C1AC1 ? Master Module Horizontal Axis Misalignment ? C1AC2 ? Slave Module Horizontal Axis Misalignment. Follow the Repair Procedure in this bulletin to address this condition.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.