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
(b) Check the operating condition of the ABS warning light when operating it using the Techstream.
(a) Perform the Active Test of the combination meter assembly (meter CPU) using the Techstream. Click here
(b) Check the combination meter assembly. OK: The ABS warning light turns on or off in accordance with Techstream operation.
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Toyota Avalon Service & Repair Manual > Lighting System(for Gasoline Model With Cornering Light): Control Module Communication Bus OFF (U0073,U0126,U0142,U0155,U0182)
DESCRIPTION These DTCs are stored if a CAN communication malfunction occurs between the headlight ECU sub-assembly RH and other ECUs. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U0073 Control Module Communication Bus OFF The headlight ECU sub-assembly RH does not send ...
