Section 37 (Smart Key System (Keyless Start) - Diagnostic Codes & Symptom Tests)
WARNING: This page is about a different car, the 2022 Toyota Sequoia, 2021 Toyota Sequoia, and 2020 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
- SMART KEY SYSTEM (for Start Function)
- DTC B2271: Ignition Hold Monitor Malfunction [08/2019 - ]
- DTC B2274: ACC Monitor Malfunction [08/2019 - ]
- DTC B2277: Detecting Vehicle Submersion [08/2019 - ]
- DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction [08/2019 - ]
- DTC B2284: Brake Signal Malfunction [08/2019 - ]
- DTC B2285: Steering Lock Position Signal Circuit Malfunction [08/2019 - ]
- DTC B2286: Runnable Signal Malfunction; DTC P0335: Crankshaft Position Sensor Circuit Malfunction (NE Signal) [08/2019 - ]
- DTC B2779: Engine Starter Communication Malfunction [08/2019 - ]
- DTC B2781: Open / Short in Steering Lock ECU [08/2019 - ]
- DTC B2782: Power Source Control ECU Malfunction [08/2019 - ]
- DTC B2784: Antenna Coil Open / Short [08/2019 - ]
- DTC B2788: IG2 Signal Malfunction [08/2019 - ]
- DTC B278A: Short to GND in Immobiliser System Power Source Circuit [08/2019 - ]
- DTC B278D: Malfunction of ID-BOX Recognition [08/2019 - ]
- DTC B2799: Engine Immobiliser System Malfunction [08/2019 - ]
- DTC B279A: Theft Deterrent System Communication Line High Fixation [08/2019 - ]
- DTC B279C: Theft Deterrent System Presence Detection [08/2019 - ]
- DTC B27A5: Open in Front Floor Electrical Key Oscillator Circuit [08/2019 - ]
- DTC B27A6: Open in Rear Floor Electrical Key Oscillator Circuit [08/2019 - ]
- DTC B27A7: Open in Inside Luggage Compartment Electrical Key Oscillator Circuit [08/2019 - ]
- DTC U0100: Lost Communication with ECM / PCM; DTC U0140: Lost Communication with Body Control Module; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter; DTC U1117: Lost Communication with Accessory Gateway [08/2019 - ]
- Engine does not Start [08/2019 - ]
- Power Source Mode does not Change to ON (IG and ACC) [08/2019 - ]
- Power Source Mode does not Change to ON (IG) [08/2019 - ]
- Power Source Mode does not Change to ON (ACC) [08/2019 - ]
- New Key cannot be Registered [08/2019 - ]
- Additional Key cannot be Registered [08/2019 - ]
- Steering Lock does not Lock [08/2019 - ]
- Security Indicator Light Does not Blink [08/2019 - ]
- Immobiliser System does not Operate Properly [08/2019 - ]
- Unable to Unlock Steering Wheel (Engine cannot Start) [08/2019 - ]