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.

Rear Differential

Symptom

Suspected Area

Link

Noise in rear differential

Oil level (Low or wrong grade)

Ring gear or drive pinion (Worn or chipped)

Backlash adjustment (Defective)

Preload adjustment (Defective)

Tooth contact between ring gear and drive pinion (Defective)

Bearing (Worn)

Oil leak from rear differential

Oil level (Too high or wrong grade)

Diaphragm oil seal (Worn or damaged)

Rear drive shaft oil seal (Worn or damaged)

Seal packing (Damaged)

    Precaution
    PRECAUTION Before disassembly, clean the outside of the differential assembly and remove any sand or mud to prevent it from entering the inside of the assembly during disassembly and installation. ...

    Front Axle Hub
    ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Fuel Lid Opener Motor Assembly: Inspection
    INSPECTION PROCEDURE 1. INSPECT FUEL LID LOCK WITH MOTOR ASSEMBLY (a) Check the operation of the fuel lid lock with motor assembly. (1) Apply battery voltage to the fuel lid lock with motor assembly connector, and check that the fuel lid lock with motor assembly operates smoothly as follows. OK: ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Vehicle Stability Control System: Test Mode Procedure
    TEST MODE PROCEDURE ACTIVATE DEALER MODE (SIGNAL CHECK) HINT: Signals related to the vehicle stability control system can be inspected by performing a Dealer Mode (Signal Check) inspection. During the inspection, the display of items determined normal by the skid control ECU (brake actuator assem ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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