To ensure safe and economical driving, day-to-day care and regular maintenance are essential. It is the owner's responsibility to perform regular checks.
Lexus recommends the following maintenance:
General maintenance
General maintenance should be performed on a daily basis. This can be done by yourself or by a Lexus dealer.
Scheduled maintenance
Scheduled maintenance should be performed at specified intervals according to the maintenance schedule.
Do-it-yourself maintenance
You can perform some maintenance procedures by yourself.
Please be aware that do-it-yourself maintenance may affect warranty coverage.
The use of Lexus repair manuals is recommended.
For details about warranty coverage, refer to the separate "Owner's Guide", "Warranty and Service Guide", "Owner's Manual Supplement" or "Warranty Booklet".
■ Repair and replacement It is recommended that genuine Lexus parts be used for repairs to ensure performance of each system. If non-Lexus parts are used in replacement or if a repair shop other than a Lexus dealer performs repairs, confirm the warranty coverage.
■ Resetting the message indicating maintenance is required (U.S.A. only) After the required maintenance is preformed according to the maintenance schedule, please reset the message.
To reset the message, follow the procedures described below:
1. Select
on the multi-information display.
2. Press
or
of
the meter control switch, select the "Scheduled Maintenance"
screen and then press and hold the
.
3. Select the "Yes" and push
.
4. A message will be displayed on the multi-information display when the reset procedure has been completed.
■ Allow inspection and repairs to be performed by a Lexus dealer
WARNING
■ If your vehicle is not properly maintained Improper maintenance could result in serious damage to the vehicle and possible serious injury or death.
■ Handling of the 12-volt battery
Maintenance
General maintenanceLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Automatic Transaxle System: System Voltage Circuit Short to Ground or Open (P056014)
DESCRIPTION The battery supplies electricity to the ECM even when the engine switch is off. This power allows the ECM to store data such as DTC history and freeze frame data. If the battery voltage falls below a minimum level, the stored ECM data will be cleared and the ECM will determine that there ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lane Control System: Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System Pre-collision ...