Section 135 (Smart Access System (For Start) - Diagnostic Codes & Symptom Tests (1 Of 2))
WARNING: This page is about a different car, the 2025 Lexus NX 350h, 2024 Lexus NX 350h, 2023 Lexus NX 350h, and 2022 Lexus NX 350h. However, it is still accessible from the selected car via links, so may be relevant.
- SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Start Function, HEV Model)
- DTC B2271-11: IG Circuit Short to Ground [11/2021 - ]
- DTC B2274-11: ACC Circuit Short to Ground [11/2021 - ]
- DTC B2275-11: Starter Circuit Short to Ground; DTC B2275-12: Starter Circuit Short to Battery [11/2021 - ]
- DTC B2278-62: Engine/Power Switch Signal Compare Failure [11/2021 - ]
- DTC B2282-31: Vehicle Speed Signal Circuit Open; DTC B2282-62: Vehicle Speed Signal Compare Failure [11/2021 - 03/2023]
- DTC B2282-31: Vehicle Speed Signal Circuit Open; DTC B2282-62: Vehicle Speed Signal Compare Failure [03/2023 - ]
- DTC B2285-62: Steering Lock Position Signal Compare Failure [11/2021 - 03/2023]
- DTC B2285-62: Steering Lock Position Signal Compare Failure [03/2023 - ]
- DTC B228B-00: Battery Circuit or Ground Circuit Energization Malfunction [11/2021 - ]
- DTC B277A-96: Wireless Starter Component Internal Failure [11/2021 - ]
- DTC B2781-96: Steering Lock System Component Internal Failure [11/2021 - 03/2023]
- DTC B2781-96: Steering Lock System Component Internal Failure; DTC B2782-11: Power Source Control System Circuit Short to Ground; DTC B2782-15: Power Source Control System Circuit Short to Battery or Open; DTC B279F-1C: Steering Lock Confirmation Signal Circuit Voltage Out of Range [03/2023 - ]
- DTC B2782-11: Power Source Control System Circuit Short to Ground [11/2021 - 03/2023]
- DTC B2782-15: Power Source Control System Circuit Short to Battery or Open [11/2021 - 03/2023]
- DTC B2784-1C: Antenna Coil Circuit Voltage Out of Range [11/2021 - ]
- DTC B278D-96: ID-BOX Component Internal Failure [11/2021 - ]
- DTC B278E-87: Immobiliser Amp Missing Message [11/2021 - ]
- DTC B2790-46: ID-BOX Calibration / Parameter Memory Failure [11/2021 - ]
- DTC B2799-86: Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid [11/2021 - ]
- DTC B279A-12: Engine Immobiliser System Circuit Short to Battery [11/2021 - ]
- DTC B279C-95: Engine Immobiliser System Incorrect Assembly [11/2021 - ]
- DTC B279F-1C: Steering Lock Confirmation Signal Circuit Voltage Out of Range [11/2021 - 03/2023]
- DTC B27A5-13: Front Floor Electrical Key Oscillator Circuit Open [11/2021 - ]
- DTC B27A6-13: Rear Floor Electrical Key Oscillator Circuit Open [11/2021 - ]
- DTC B27A7-13: Rear Floor 2 Electrical Key Oscillator Circuit Open [11/2021 - ]
- DTC P0571-62: Brake Switch "A" Signal Compare Failure [11/2021 - ]
- DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module "A" Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0163-87: Lost Communication with Navigation Control Module Missing Message; DTC U0230-87: Lost Communication with Rear Gate Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1110-87: Lost Communication with Intuitive Parking Assist Module Missing Message; DTC U1117-87: Lost Communication with Accessory Gateway Missing Message; DTC U114F-87: Lost Communication with Power Integration Module Missing Message [11/2021 - ]
- Power Source Mode does not Change to ON (IG and ACC) [11/2021 - ]