# C1AB4 on the 2013 Toyota Avalon

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name C1AB4

- [10133784](https://open.wenmarpro.com/bulletins/10133784), 2018-04-23: Some 2013 model year Avalon and Avalon HV vehicles may display a ?Check Blind Spot Monitor System? message on the multi\-information display with Diagnostic Trouble Code \(DTC\) C1AB4 and/or C1AB5 stored. The procedure in this bulletin has been developed to address this condition.
- [10132285](https://open.wenmarpro.com/bulletins/10132285), 2018-04-02: Some 2013 model year Avalon and Avalon HV vehicles may display a ?Check Blind Spot Monitor System? message on the multi\-information display with Diagnostic Trouble Code \(DTC\) C1AB4 and/or C1AB5 stored. The procedure in this bulletin has been developed to address this condition.