model year

2023 Toyota Tundra 4WD configuration 45878

Official US catalog configuration for the 2023 Toyota Tundra 4WD: 3.4L 6-cylinder Regular Gasoline SIDI & PFI; Hybrid, Automatic (S10), Part-time 4-Wheel Drive.

Claim-level evidence reviewed Reviewed 8/27/2026

answer

Exact catalog configuration

FuelEconomy.gov identifies this as configuration 45878 for the 2023 Toyota Tundra 4WD. The catalog row specifies 3.4L 6-cylinder Regular Gasoline SIDI & PFI; Hybrid, Automatic (S10), Part-time 4-Wheel Drive, and Regular Gasoline. This is a configuration record, not a statement that every vehicle sold under the same model name has this powertrain.

make
Toyota
model
Tundra 4WD
engine
3.4L 6-cylinder Regular Gasoline SIDI & PFI; Hybrid
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
6
modelYear
2,023
drivetrain
Part-time 4-Wheel Drive

SOURCES

applicability

Engine, transmission, and generation fields

Engine: 3.4L 6-cylinder Regular Gasoline SIDI & PFI; Hybrid. Transmission: Automatic (S10). Drive: Part-time 4-Wheel Drive. Fuel: Regular Gasoline. Vehicle class: not specified. Generation label: Catalog span 2005–2026. The generation basis is catalog_span, which means contiguous catalog coverage and not an asserted OEM chassis-generation boundary.

make
Toyota
model
Tundra 4WD
engine
3.4L 6-cylinder Regular Gasoline SIDI & PFI; Hybrid
source
FuelEconomy.gov vehicles.csv
fuelType
Regular Gasoline
cylinders
6
modelYear
2,023
drivetrain
Part-time 4-Wheel Drive

diagnosis

How to use this configuration

Match the VIN, emissions label, engine identifier, transmission, drivetrain, and build information before ordering a part or applying a diagnostic procedure. FuelEconomy.gov configuration IDs describe catalog variants; they do not prove the equipment installed on an individual vehicle.

individualVehicleClaim
No
vinVerificationRequired
Yes

methodology

Source and update method

This page is generated from one exact row in the official FuelEconomy.gov downloadable vehicle dataset. Car Trouble Lab stores the source vehicle ID and row digest, and republishes a new reviewed snapshot when the source facts change.

source
FuelEconomy.gov
rowSha256
02e5fc6b7cf69c3893c9c1147d23a3e1c4135e0a158da6bb100af2a1fc3c2fad
sourceVehicleId
45878