REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during clearance warning ECU assembly removal/installation are shown below. Necessary Procedure After Parts Removed/Installed/Replaced (for Gasoline Model)
CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing. Click here Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model)
CAUTION: Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing. Click here PROCEDURE 1. REMOVE LOWER NO. 2 INSTRUMENT PANEL AIRBAG ASSEMBLY Click here 2. REMOVE LOWER INSTRUMENT PANEL SUB-ASSEMBLY Click here 3. REMOVE ECU INTEGRATION BOX RH Click here 4. REMOVE CLEARANCE WARNING ECU ASSEMBLY (a) Using a screwdriver with its tip wrapped with protective tape, disengage the claw and remove the clearance warning ECU assembly as shown in the illustration.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Smart Key System(for Start Function, Gasoline Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Smart Key System (for Start Function, Gasoline Model) DTC No. Detection Item Link B2271 Ignition Hold Monitor Malfunction B2274 ACC Monitor Malfunction B2277 Detecting Vehicle Submersion B2278 Engine/Power Switch Malfunction B2282 Vehicle Speed Signal Malfunction B2283 ...