Toyota Avalon (XX50): Smart Key System(for Start Function, Gasoline Model)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System(for Start Function, Gasoline Model)

Additional Key cannot be Registered. Open in Front Floor Electrical Key Oscillator Circuit (B27A5). Open in Rear Floor Electrical Key Oscillator Circuit (B27A6)

System Voltage or GND Energization Malfunction (B228B). Short to GND in Immobiliser System Power Source Circuit (B278A). Malfunction of ID-BOX Recognition (B278D)

Engine Immobiliser System Circuit Short to Battery (B279A12). Engine Immobiliser System Incorrect Assembly (B279C95). Ignition Hold Monitor Malfunction (B2271)

ACC Monitor Malfunction (B2274). Detecting Vehicle Submersion (B2277). Engine/Power Switch Malfunction (B2278)

Vehicle Speed Signal Malfunction (B2282,B2283). Brake Signal Malfunction (B2284). Steering Lock Position Signal Circuit Malfunction (B2285)

Runnable Signal Malfunction (B2286,P0335). Engine Starter Communication Malfunction (B2779). Open / Short in Steering Lock ECU (B2781)

Power Source Control ECU Malfunction (B2782). Antenna Coil Open / Short (B2784). IG2 Signal Malfunction (B2788)

Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid (B279986). Check For Intermittent Problems. Customer Problem Analysis Check

Customize Parameters. Data List / Active Test. Diagnostic Trouble Code Chart

Dtc Check / Clear. Engine does not Start. How To Proceed With Troubleshooting

Immobiliser System does not Operate Properly. New Key cannot be Registered. New Key Registration Warning Message is not Displayed

Operation Check. Parts Location. Power Source Mode does not Change to ON (ACC)

Power Source Mode does not Change to ON (IG and ACC)

Power Source Mode does not Change to ON (IG). Precaution. Problem Symptoms Table

Registration

Security Indicator Light Does not Blink. Steering Lock does not Lock. System Diagram

Terminals Of Ecu

Lost Communication with ECM / PCM (U0100,U0140,U0142,U0155). Unable to Unlock Steering Wheel (Engine cannot Start)

Smart Key System(for Entry Function, Gasoline Model)

Additional Key cannot be Registered. Open in Front Floor Electrical Key Oscillator Circuit (B27A5). Open in Rear Floor Electrical Key Oscillator Circuit (B27A6)

See More:

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Wiper / Washer: Wiper And Washer System(for Hv Model)
How To Proceed With Troubleshooting CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the wiper and washer system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT: In troubleshooting, confirm that the problem symptoms hav ...

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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