Symptoms
Every 10,000 miles or 12 months normally; every 5,000 miles or 6 months when mostly on dirt or dusty roads, per the maintenance chart.
The fix, step by step
- Remove the access panel, drain the oil and change the filter.
- Owners cite a 5.9-qt capacity.
- A member confirmed 30 ft-lb for the drain plug from dealer repair documentation; filters are typically spun on hand-tight plus about three-quarters of a turn.
- Reset the maintenance reminder.
Tools & part numbers
- Drain pan
- filter wrench
- torque wrench
- new drain-plug washer
- Toyota-spec synthetic oil
Where to buy the parts
Oil filter (Toyota 90915-YZZN1)ToyotaPartsDeal (Toyota OEM) ↗Amazon ↗
Oil filters (aftermarket)RockAuto ↗Amazon ↗
Hunting a used or discontinued part? Search eBay Motors for Toyota 4Runner 6th Gen parts →
Rated for a competent home mechanic with a decent tool kit. Confirm torque figures, fluids and procedures against the factory service manual for your VIN, support the truck on stands rather than a jack, and work at your own risk (disclaimer). Some parts links are affiliate links, which pay us a small commission at no cost to you.