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) | |
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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.
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Front Axle Hub
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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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