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Home >> Lexus >> 2021 >> LC 500 2D Convertible >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Smart Access System (For Start) - Diagnostics - Introduction (Convertible) >> SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function) >> Diagnostic Trouble Code Chart [07/2020 - 05/2023] >> Diagnostic Trouble Code Chart [07/2020 - 05/2023]
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Diagnostic Trouble Code Chart [07/2020 - 05/2023]

SMART ACCESS SYSTEM WITH PUSH-BUTTON START (FOR START FUNCTION)

DTC No. Detection Item Link
B2271 Ignition Hold Monitor Malfunction Refer to DTC B2271: Ignition Hold Monitor Malfunction [07/2020 - ]
B2274 ACC Monitor Malfunction Refer to DTC B2274: ACC Monitor Malfunction [07/2020 - 05/2023]
B2277 Detecting Vehicle Submersion Refer to DTC B2277: Detecting Vehicle Submersion [07/2020 - ]
B2278 Engine/Power Switch Malfunction Refer to DTC B2278: Engine/Power Switch Malfunction [07/2020 - ]
B2282 Vehicle Speed Signal Malfunction Refer to DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction [07/2020 - 05/2023]
B2283 Vehicle Speed Sensor Malfunction Refer to DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction [07/2020 - 05/2023]
B2284 Brake Signal Malfunction Refer to DTC B2284: Brake Signal Malfunction [07/2020 - 05/2023]
B2285 Steering Lock Position Signal Circuit Malfunction Refer to DTC B2285: Steering Lock Position Signal Circuit Malfunction [07/2020 - 05/2023]
B228A Engine Speed Signal Circuit Refer to DTC B228A: Engine Speed Signal Circuit; DTC P0335: Crankshaft Position Sensor Circuit Malfunction (NE Signal) [07/2020 - ]
B228B System Voltage or GND Energization Malfunction Refer to DTC B228B: System Voltage or GND Energization Malfunction [07/2020 - ]
B2779 Engine Starter Communication Malfunction Refer to DTC B2779: Engine Starter Communication Malfunction [07/2020 - ]
B2781 Open / Short in Steering Lock ECU Refer to DTC B2781: Open / Short in Steering Lock ECU [07/2020 - 05/2023]
B2782 Power Source Control ECU Malfunction Refer to DTC B2782: Power Source Control ECU Malfunction [07/2020 - 05/2023]
B2784 Antenna Coil Open / Short Refer to DTC B2784: Antenna Coil Open / Short [07/2020 - ]
B2788 IG2 Signal Malfunction Refer to DTC B2788: IG2 Signal Malfunction [07/2020 - 05/2023]
B278A Short to GND in Immobiliser System Power Source Circuit Refer to DTC B278A: Short to GND in Immobiliser System Power Source Circuit [07/2020 - ]
B2790 ID BOX EEPROM Malfunction Refer to DTC B2790: ID BOX EEPROM Malfunction [07/2020 - ]
B2799 Engine Immobiliser System Malfunction Refer to DTC B2799: Engine Immobiliser System Malfunction [07/2020 - ]
B279A Theft Deterrent System Communication Line High Fixation Refer to DTC B279A: Theft Deterrent System Communication Line High Fixation [07/2020 - ]
B279C Theft Deterrent System Presence Detection Refer to DTC B279C: Theft Deterrent System Presence Detection [07/2020 - ]
B27A5 Open in Front Floor Electrical Key Oscillator Circuit Refer to DTC B27A5: Open in Front Floor Electrical Key Oscillator Circuit [07/2020 - ]
B27A6 Open in Rear Floor Electrical Key Oscillator Circuit Refer to DTC B27A6: Open in Rear Floor Electrical Key Oscillator Circuit [07/2020 - ]
P0335 Crankshaft Position Sensor Circuit Malfunction (NE Signal) Refer to DTC B228A: Engine Speed Signal Circuit; DTC P0335: Crankshaft Position Sensor Circuit Malfunction (NE Signal) [07/2020 - ]
U0103 Lost Communication with Gear Shift Module "A" Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U0129 Lost Communication with Brake System Control Module Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U0140 Lost Communication with Main Body ECU Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U0142 Lost Communication with Main Body ECU Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U0155 Lost Communication with Combination Meter Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U0199 Lost Communication with "Door Control Module A" Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U0200 Lost Communication with "Door Control Module B" Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]
U1117 Lost Communication with Accessory Gateway Refer to DTC U0103: Lost Communication with Gear Shift Module "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U0199: Lost Communication with "Door Control Module A"; DTC U0200: Lost Communication with "Door Control Module B"; DTC U1117: Lost Communication with Accessory Gateway [07/2020 - ]