DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) sends a stop light operation request signal to the stop light relay (stop light switch assembly). If the skid control ECU (brake booster with master cylinder assembly) detects a malfunction in the stop light relay (stop light switch assembly) circuit, the driving support ECU assembly stores DTC C1A4B.
CAUTION / NOTICE / HINT NOTICE: The pre-collision system uses the CAN communication system. First, confirm that there are no malfunctions in the CAN communication system. Refer to How to Proceed with Troubleshooting. Click here PROCEDURE
HINT: If DTC C1A4B is output by the pre-collision system, perform troubleshooting for the electronically controlled brake system. Click here
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Toyota Avalon (XX50) 2019-2022 Owners Manual > Specifications: Tire information
Typical tire symbols Full-size tire Compact spare tire Tire size Summer tires or all season tires An all season tire has "M+S" on the sidewall. A tire not marked "M+S" is a summer tire. TUBELESS or TUBE TYPE A tubeless tire does not have a tube and air is directly put into the tire. A tube type tire ...