Section 72 (Smart Access System (For Start) - Symptom Tests)
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. 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, Gasoline Model)
- 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 U1103-87: Lost Communication with Stop and Start 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 [10/2022 - ]
- Engine does not Start [10/2022 - ]
- Power Source Mode does not Change to ON (IG and ACC) [10/2022 - ]
- Power Source Mode does not Change to ON (IG) [10/2022 - ]
- Power Source Mode does not Change to ON (ACC) [10/2022 - ]
- New Key cannot be Registered [10/2022 - ]
- Additional Key cannot be Registered [10/2022 - ]
- New Key Registration Warning Message is not Displayed [10/2022 - ]
- System Malfunction Message is Displayed on the Multi-information Display [10/2022 - ]
- Security Indicator Light Does not Blink [10/2022 - ]
- Immobilizer System does not Operate Properly [10/2022 - ]