DESCRIPTION Troubleshooting for when ABS operates too soon due to a noisy signal from the speed sensor, a difference in output, etc. PROCEDURE
(a) Enter the following menus: Chassis / ABS/VSC/TRAC/EPB / Utility / Signal Check. (b) Using the Techstream, perform a Test Mode (Signal Check) inspection sensor check and check that speed sensor Test Mode (Signal Check) inspection items change from incomplete to complete. Click here
OK: Speed sensor Test Mode (Signal Check) inspection items change from incomplete to complete.
NOTICE:
HINT: The rear speed sensor and rear speed sensor rotor are incorporated into the rear axle hub and bearing assembly. If the rear speed sensor and rear speed sensor rotor need to be replaced, replace the rear axle hub and bearing assembly.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Pre-collision System(for Hv Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Pre-collision System DTC No. Detection Item Link C1A01 Driving Support ECU C1A02 Vehicle Information Not Obtained C1A0A Front Radar Sensor Region Code Mismatch C1A10 Front Radar Sensor C1A11 Front Radar Sensor Incorrect Axial Gap C1A14 Front Radar Sensor Beam Axis Not A ...