CAUTION / NOTICE / HINT HINT:
PROCEDURE
(a) Measure the voltage of the battery. Standard Voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the battery before proceeding.
(a) Check the ECUs connected to the CAN bus. Click here
(a) Check for and write down any DTCs and Freeze Frame Data. for DTC Check / Clear: Click here for Freeze Frame Data: Click here
(b) Clear the DTCs and Freeze Frame Data. for DTC Check / Clear: Click here
for Freeze Frame Data: Click here
(c) Recheck for DTCs. Chassis > Air suspension > Trouble Codes
(a) Refer to Terminals of ECU. Click here
(b) Refer to Data List / Active Test. Click here
(a) Proceed to Diagnostic Trouble Code Chart. Click here
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Dynamic Radar Cruise Control System(for Gasoline Model): Lost Communication with ECM / PCM "A" (U0100,U0125,U0126,U0129)
DESCRIPTION The driving support ECU assembly communicates with each sensor and ECU via CAN communication. If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored. DTC No. Detection Item DTC Detection Condition Trouble Area MIL U0100 Lost Co ...
