DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) is connected to the combination meter assembly via CAN communication. 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 CAN communication system DTCs are output. Click here
(a) Select the Active Test on the Techstream. Click here Chassis > ABS/VSC/TRAC > Active Test
(b) Check the operating condition of the brake warning light / red (malfunction) when operating it using the Techstream.
(a) Perform the Active Test of the combination meter assembly (meter CPU) using the Techstream. Click here Body Electrical > Combination Meter > Active Test
(b) Check the combination meter assembly. OK: The brake warning light / red (malfunction) turns on or off in accordance with Techstream operation.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Audio And Visual System(for Hv Model): AV Signal Stoppage (Low Battery Voltage) (B158F)
DESCRIPTION This DTC is stored when a video or audio signal is interrupted due to auxiliary battery voltage input to the radio and display receiver assembly dropping temporarily. DTC No. Detection Item DTC Detection Condition Trouble Area B158F AV Signal Stoppage (Low Battery Voltage) A video or aud ...