Problem Symptoms Table [06/2014 - ]
WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2024 Lexus IS 500, 2024 Lexus IS 350, 2024 Lexus IS 300, 2023 Lexus IS 500, and 2023 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to the system before inspecting the suspected areas below.
- If the problem occurs in certain locations or times of day, the possibility of wave interference is high.
- If a malfunction occurred after optional components were installed at the dealer, check if there is wave interference from the components.
SMART ACCESS SYSTEM WITH PUSH-BUTTON START (FOR START FUNCTION)
| Symptom | Suspected Area | Link |
|---|---|---|
| Power source mode does not change to on (IG) or on (ACC) | Refer to "Power Source Mode does not Change to ON (IG and ACC)" | Refer to Power Source Mode does not Change to ON (IG and ACC) [04/2013 - 08/2015] , or refer to Power Source Mode does not Change to ON (IG and ACC) [08/2015 - 10/2017] , or refer to Power Source Mode does not Change to ON (IG and ACC) [10/2017 - 11/2021] , or refer to Power Source Mode does not Change to ON (IG and ACC) [11/2021 - ] |
| Power source mode does not change to on (IG) | Refer to "Power Source Mode does not Change to ON (IG)" | Refer to Power Source Mode does not Change to ON (IG) [04/2013 - ] |
| Power source mode does not change to on (ACC) | Refer to "Power Source Mode does not Change to ON (ACC)" | Refer to Power Source Mode does not Change to ON (ACC) [04/2013 - ] |
| Engine does not start | Refer to "Engine does not Start" | Refer to Engine does not Start [04/2013 - 08/2015] , or refer to Engine does not Start [08/2015 - 10/2017] , or refer to Engine does not Start [10/2017 - 09/2019] , or refer to Engine does not Start [09/2019 - 11/2021] , or refer to Engine does not Start [11/2021 - 09/2022] , or refer to Engine does not Start [09/2022 - ] |
| Engine cannot be started by remote engine start and stop (Both the wireless door lock control system and push-button start function operate normally)* | Refer to "Remote Engine Starter does not Operate" | Refer to Remote Engine Starter does not Operate [06/2014 - 09/2020] , or refer to Remote Engine Starter does not Operate [09/2020 - 09/2022] , or refer to Remote Engine Starter does not Operate [09/2022 - ] |
- *: w/ Lexus Enform Remote