Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: 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.

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT: In troubleshooting, confirm ...

Terminals Of Ecm

TERMINALS OF ECM CHECK ECM HINT: The standard normal voltage between each pair of ECM terminals is shown in the table below. The appropriate conditions for checking each pair of terminals are also in ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lexus Enform System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE: After replacing the radio receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, registration of the XM radio ID is necessary (w/ SXM Function). If the DCM (telematics transceiver) has been replaced, perform the DCM Activation procedure. ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Intermediate Shaft Speed Sensor "A" Circuit Short to Battery (P079112,P079114,P079131)
DESCRIPTION The transmission revolution sensor (NC) detects the rotation speed of the counter gear which shows the output shaft speed of automatic transaxle assembly. Based on the transmission revolution sensor (NC) signal and the transmission revolution sensor (NT and NC3) signals, the ECM controls ...