DESCRIPTION The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, the ECM will illuminate the MIL and store the DTC.
MONITOR DESCRIPTION The ECM continuously monitors its main and sub CPUs. This self-check ensures that the ECM is functioning properly. If outputs from the CPUs are different and deviate from the standard, illuminate the MIL and store the DTC immediately. MONITOR STRATEGY
TYPICAL ENABLING CONDITIONS
TYPICAL MALFUNCTION THRESHOLDS
CONFIRMATION DRIVING PATTERN HINT: When clearing the permanent DTCs, refer to the "CLEAR PERMANENT DTC" procedure. Click here
CAUTION / NOTICE / HINT NOTICE: Before replacing the ECM, refer to Registration. Click here HINT: The ECM receives signals from each sensor to control all functions of the dynamic radar cruise control system. When a DTC is detected, the fail-safe function remains on until the engine switch is turned off. PROCEDURE
(a) Clear the DTCs. Powertrain > Radar Cruise1 > Clear DTCs(b) Make sure that the DTC detection conditions are met. HINT: If the detection conditions are not met, the system cannot detect the malfunction. (c) Check for DTCs. Powertrain > Radar Cruise1 > Trouble Codes
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Automatic High Beam Main Switch: Components
COMPONENTS ILLUSTRATION *1 AUTO HIGH BEAM SWITCH *2 COWL SIDE TRIM SUB-ASSEMBLY LH *3 FRONT DOOR OPENING TRIM WEATHERSTRIP LH *4 FRONT DOOR SCUFF PLATE LH *5 HOOD LOCK CONTROL LEVER SUB-ASSEMBLY *6 INSTRUMENT SIDE PANEL LH *7 NO. 1 INSTRUMENT PANEL SUB-ASSEMBLY *8 NO. 1 INSTRUMENT PANEL UNDER COVER ...