Section 89 (Smart Access System (For Start) - Diagnostic Codes (2 Of 2) & Symptom Tests)
WARNING: This page is about a different car, the 2024 Lexus TX 550h+ and 2024 Lexus TX 500h. 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, except Gasoline Model)
- 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 [12/2023 - ]
- Power Source Mode does not Change to ON (IG and ACC) [09/2023 - 12/2023]
- Power Source Mode does not Change to ON (IG and ACC) [12/2023 - ]
- Power Source Mode does not Change to ON (IG) [09/2023 - ]
- Power Source Mode does not Change to ON (ACC) [09/2023 - ]
- Power Source Mode does not Change to ON (READY) [09/2023 - 12/2023]
- Power Source Mode does not Change to ON (READY) [12/2023 - ]
- New Key cannot be Registered [09/2023 - ]
- Additional Key cannot be Registered [09/2023 - ]
- New Key Registration Warning Message is not Displayed [09/2023 - ]
- System Malfunction Message is Displayed on the Multi-information Display [09/2023 - ]
- Security Indicator Light Does not Blink [09/2023 - ]
- Immobilizer System does not Operate Properly [09/2023 - ]