DTC C1AA6: Yaw Rate Sensor Zero Point Malfunction [10/2015 - ]: Description

WARNING: This page is about a different car, the 2018 Toyota Avalon, 2017 Toyota Avalon, and 2016 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

The skid control ECU (brake booster with master cylinder assembly) receives vehicle stability signals from the yaw rate sensor. If the skid control ECU (brake booster with master cylinder assembly) detects a yaw rate sensor zero point malfunction signal, it informs the forward recognition camera via CAN communication, and DTC C1AA6 is stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C1AA6	Yaw Rate Sensor Zero Point Malfunction	When all of the following conditions are met: 2 seconds after the power switch is turned on (IG). The vehicle speed is 1 km/h or 1 mph or more. a signal from the skid control ECU (brake booster with master cylinder assembly) indicating a malfunction in the yaw rate sensor zero point is detected by the forward recognition camera for 5 seconds or more.	Electronically controlled brake system Skid control ECU (Brake booster with master cylinder assembly) Forward recognition camera