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Toyota · Pickup Truck · 2000–2006 Custom Search

Toyota Tundra 1st Gen

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 1 engine variants · How we rate

Generations

Engine Overview

The Toyota Tundra 1st Gen is available with one engine variant at 235 hp.

4.7L V8 · Petrol· 282 PS
2000 2006

Toyota's legendary 4.7L V8 — documented past 1 million miles. Timing belt (not chain!) every 90k miles mandatory, interference engine. Replace water pump with timing belt. Exhaust manifold cracks due to catalytic converter proximity for emissions compliance — OEM replacement has the same flaw, prefer aftermarket headers. Air injection pump on 2005+ can get expensive (bypass kit available). The base design is virtually indestructible — the most famous longevity powertrain in the truck segment.

  • !! Timing belt replacement mandatory every 145,000 km from 145,000 km

    The 2UZ-FE is an interference engine with a timing belt. If the belt snaps, pistons contact valves and cause catastrophic engine failure. The replacement interval of around 145,000 km is frequently overlooked by used car buyers.

    Symptoms: Rarely any warning before failure. An ageing belt shows cracking or fraying on the edges. On failure: immediate engine shutdown, metallic banging
    800–1,500 $
    Ad timing belt kit 2UZ-FEtiming belt Toyota Land Cruiser 4.7 V8Steuerriemen 2UZ-FE
  • !! Plastic heater connector bursting and causing overheating from 160,000 km

    The 100-Series Land Cruiser with 2UZ-FE has two T-shaped plastic heater hose connectors. These embrittle with age and can suddenly burst, causing immediate massive coolant loss and engine overheating.

    Symptoms: Sudden coolant loss, temperature gauge pegging, steam from the engine bay, coolant puddle under the vehicle
    50–250 $
    Ad heatersschlauch Verteiler Toyota Land Cruiser 100coolant hose T-piece 2UZ-FE 87245-6A210
  • !! Water pump wearing out together with timing belt from 150,000 km

    The water pump on the 2UZ-FE is belt-driven. Since removing the timing belt requires substantial effort, the water pump should always be replaced together with the belt.

    Symptoms: Coolant dripping in the engine bay, whining or squealing from the engine bay (bearing failure), rising temperature, coolant loss without visible external leak
    400–900 $
    Ad water pump 2UZ-FEwater pump Toyota Land Cruiser 4.7 V8coolant pump UZJ100

+ 4 more engine weaknesses + vehicle weaknesses

Vehicle Weaknesses

WeaknessCost
✖Same C-channel frame construction as later generations. No official settlement for 1st gen, but the same rust susceptibility in salt-belt regions.

Same C-channel frame construction as later generations. No official settlement for 1st Gen, but same rust susceptibility in salt regions.

Symptoms: Visible rust-through on frame
from 100,000 km
Ad frame rust Tundra 1st genframe treatment Tundra
 High
NHTSA Owner Complaints
Below average
3,749 complaints · 2000–2006
  1. 01 Body Structure
    1,461 ⚠ 21
  2. 02 Brakes
    659 ⚠ 44
  3. 03 Suspension
    650 ⚠ 47
  4. 04 Hydraulic
    522 ⚠ 28
  5. 05 Airbags
    403 ⚠ 71

Top Reported Issues

⚠ Body Structure (1461 complaints)
⚠ Brakes (659 complaints)
⚠ Suspension (650 complaints)
Source: NHTSA (nhtsa.gov) · 2026-04

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Known Problems and Issues +

A total of 11 weaknesses have been documented for the Toyota Tundra 1st Gen (2000–2006) — 7 engine-related and 4 vehicle-related. Typical issues affect Rust, Suspension, Brakes, Body.

Tundra (2UZ-FE, 2000–2006) — Be Careful: Timing belt replacement mandatory every 145,000 km, Plastic heater connector bursting and causing overheating, Water pump wearing out together with timing belt. Power: 282 PS.

What to watch out for with the Toyota Tundra? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Toyota Tundra 1st Gen have? +
The Toyota Tundra 1st Gen has 7 known engine weaknesses and 4 vehicle weaknesses.
What should I look for when buying a used Toyota Tundra 1st Gen? +
faq.watch_a_none
Which engine is recommended? +
Be careful: 2UZ-FE (4.7L V8). No engine is rated 'Good Choice'. The most fun to drive is the 2UZ-FE (4.7L V8).
Which Toyota Tundra 1st Gen engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Toyota Tundra 1st Gen — rated: "Decent". {description} 282 hp V8 with timing belt (replacement every 90k miles mandatory!). Documented lifespans exceeding 1 million miles. The engine is a legend — the frame on salt belt vehicles is not.
Is the Toyota Tundra 1st Gen worth buying used? +
The Toyota Tundra 1st Gen requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Toyota Tundra 1st Gen? +
The Toyota Tundra 1st Gen is available with engine variants from 235 to 238 hp. Petrol: 2UZ-FE (4.7L V8).

Last updated: February 2026 · All information without guarantee