DIAGNOSIS SYSTEM
DESCRIPTION
(a) Smart access system with push-button start (for Entry Function) data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). In some cases, a malfunction may be occurring in the smart access system with push-button start. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
CHECK DLC3
(a) Check the DLC3.
Click here
INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Problem Symptoms Table
Dtc Check / ClearLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Front Door: Disassembly
DISASSEMBLY CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during front door disassembly/reassembly are shown below. Necessary Procedures After Parts Removed/Installe ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Steering Heater Switch: Inspection
INSPECTION PROCEDURE 1. INSPECT STEERING HEATER SWITCH (INTEGRATION CONTROL AND PANEL ASSEMBLY) (a) Measure the voltage according to the value (s) in the table below. Standard Voltage: Tester Connection (Positive (+) Tester Probe - Negative (-) Tester Probe) Switch Condition Specified Con ...