DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) receives the secondary collision brake control request signal from the airbag ECU assembly.
CAUTION / NOTICE / HINT NOTICE: After replacing the skid control ECU (brake booster with master cylinder assembly), perform linear solenoid valve offset learning, ABS holding solenoid valve learning, yaw rate and acceleration sensor zero point calibration and system information memorization after performing "Reset Memory". Click here PROCEDURE
(a) Check if airbag system DTCs are output. Body Electrical > SRS Airbag > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Front Camera System(for Gasoline Model): Front Camera Module Beam Axis Not Adjusted (C1AA9)
DESCRIPTION If forward recognition camera adjustment is not performed after installing the forward recognition camera, DTC C1AA9 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1AA9 Front Camera Module Beam Axis Not Adjusted 2 seconds after the engine switch is turned on (IG) ...