Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Check For Intermittent Problems

1. Clear the DTCs.

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2. Switch the ECM from normal mode to check mode using the Techstream.

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3. Perform a simulation test.

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4. Check and wiggle the harness(es), connector(s) and terminal(s).

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How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS NEXT 3. CONNEC ...

Basic Inspection

CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Throttle/Pedal Position Sensor/Switch "D" Circuit Voltage Out of Range (P21201C,P212099)
DESCRIPTION Refer to DTC P212012. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P21201C Throttle/Pedal Position Sensor/Switch "D" Circuit Voltage Out of Range Difference between VPA and VPA2 is greater than or equal to the specified v ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Intuitive Parking Assist System (w/ Intelligent Clearance Sonar System): CAN Communication Failure (Message Registry) (U1000)
DESCRIPTION If DTC U1000 is stored frequently, duplicate the conditions that cause the problem symptoms and perform the inspection again even if the DTC is not output when rechecking for DTCs. DTC No. Detection Item DTC Detection Condition Trouble Area U1000 CAN Communication Failure ...