Checks, in order
- Weep holeLook below the pump pulley behind the fan for crust or a wet trail. A weeping pump will fail; schedule it.easy $ · under about $50
- Pressure testHold cap pressure for 20 minutes to find hose, thermostat housing and radiator end tank leaks. Pink residue in the V with a dry pump is the valley plate.easy $ · under about $50
- Pump as a setPump, thermostat and belt, and check the fan bracket bearing. About $400–800 at a shop.medium $$ · about $50 to $500
- Valley plateIntake off, plate resealed. Owner quotes run from under $1,000 to about $2,800 depending on what else is done at the same time.hard $$$ · shop-level job, $500+
Applies to: 2nd generation Sequoia, 2008 to 2022, with the 5.7L 3UR-FE V8 (most trucks) and the 4.6L 1UR-FE (2010–2012). It shares its engines, brakes and steering with the 2nd gen Tundra, so the engine items here match that truck. Rear air suspension items apply to the Platinum trim.
Tools and parts for these checks
Links below are Amazon affiliate links: as an Amazon Associate, toyotadata earns from qualifying purchases, at no extra cost to you. Confirm fitment for your exact truck before you order.
| ITEM | USED FOR | BUY |
|---|---|---|
| Rust converter | Treating surface rust before sealing it | Shop on Amazon |
| Lanolin undercoating | Protecting the frame and underbody from salt | Shop on Amazon |
| Wire wheel set for a drill | Removing loose scale before treatment | Shop on Amazon |
| Cooling system pressure tester | Finding coolant leaks and testing the radiator cap | Shop on Amazon |
Go deeper
More 2nd Gen Sequoia problems
- Burning oil smell after driving, oil on the exhaust manifolds, no drip on the ground (Engine)
- Check engine light with VSC and 4LO flashing, limp mode, codes P0418, P2440, P2442, P2445 (Emissions)
- Rear end sags, leans, or rides harsh; air compressor runs constantly or not at all (Platinum) (Steering & Suspension)
- Rear liftgate window grinds, drops into the gate, or will not move (Body & Electrical)
- Brake booster pump buzzing, sinking pedal, ABS/VSC/BRAKE lights with C1252 or C1256 (Brakes)
- Turn the key: click or nothing, engine won't crank (Starting & Charging)
All 8 2nd Gen Sequoia symptoms in the interactive troubleshooter →
General guidance from owner experience. Confirm torque specs, fluid capacities and procedures in the factory service manual. Brakes, steering and anything structural: if in doubt, have a qualified shop inspect it before driving.