Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
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 this system before inspecting the suspected areas below.
-
When a symptom indicates that a service is malfunctioning, use the Techstream to check whether the service subscription is active.
Click here
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| Symptom | Suspected Area | Link |
|---|---|---|
| Vehicle status cannot be checked using the application. | Proceed to "Remote Service Malfunction" | |
| Vehicle status alerts are not received by the application even if remote notification operation conditions are met. | Proceed to "Remote Service Malfunction" | |
| Vehicle cannot be operated remotely using the application. | Perform remote door lock and unlock registration and check if the problem symptom recurs | |
| Proceed to "Remote Service Malfunction" | |
| Symptom | Suspected Area | Link |
|---|---|---|
| Engine does not start by remote engine start function. | Proceed to "Remote Engine Starter does not Operate" | |
| Engine does not stop by remote engine stop function. | Proceed to "Remote Engine Starter does not Operate" | |
| Symptom | Suspected Area | Link |
|---|---|---|
| The multi-display screen does not show a warning message even though a warning light turns on or the multi-information display indicates a warning. | Proceed to "Warning Notification Function Malfunction" | |
| The multi-display screen shows a warning message even though no warning lights are on and the multi-information display does not indicate a warning. | Proceed to "Warning Notification Function Malfunction" | |
| The multi-display screen shows a warning message different from the warning light or the multi-information display. | Proceed to "Warning Notification Function Malfunction" | |
Utility
UTILITY CANCEL COMMUNICATION FUNCTION PAUSING HINT: This function is used to cancel communication function pausing mode. (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) ...
Terminals Of Ecu
TERMINALS OF ECU HINT: Check from the rear of the connector while it is connected to the components. DCM (TELEMATICS TRANSCEIVER) Terminal No. (Symbol) Wiring Color Terminal Description Cond ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Front Seat Outer Belt Assembly: On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: Be sure to correctly follow the removal and installation procedures for the front seat outer belt assembly. PROCEDURE 1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check. Click ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Shift Lever: Installation
INSTALLATION PROCEDURE 1. INSTALL TRANSMISSION FLOOR SHIFT ASSEMBLY NOTICE: Check that the park/neutral position switch assembly and the shift lever are in neutral. (a) Temporarily install the transmission floor shift assembly to the vehicle body with the 4 bolts. (b) Tighten the 4 bo ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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