What is the fuel consumption of the 1992 Land Cruiser diesel engine?
The fuel consumption of the 1992 Land Cruiser diesel models varies by engine and market, but typical combined figures fall in the mid-teens to low-twenties miles per gallon (US), depending on setup and usage.
In 1992, the Land Cruiser 80-series offered several diesel powertrains across different markets. The main options were a naturally aspirated 4.2L inline-six and turbocharged variants, some with intercoolers. Real-world fuel economy depends on engine choice, transmission, payload, terrain, and maintenance. The following outlines the engine options and their general consumption ranges.
Diesel engine options in the 1992 Land Cruiser
Before listing the engines, note that availability varied by region. The typical fuel-economy ranges shown reflect common reports and brochures from the era.
- 1HZ — Naturally aspirated 4.2L inline-six diesel. Typical combined fuel economy: approximately 14–20 mpg (US) (about 11–17 L/100 km).
- 1HD-T — Turbocharged 4.2L diesel (turbocharged, often without intercooler in earlier variants). Typical combined fuel economy: roughly 15–18 mpg (US) (about 13–15 L/100 km).
- 1HD-FT — Turbocharged 4.2L diesel with intercooler. Typical combined fuel economy: about 14–18 mpg (US) (roughly 13–16 L/100 km).
These figures are approximate and depend on factors such as drivetrain (manual vs automatic), overall vehicle weight, tire choice, towing, and driving conditions. Regional differences in tuning and equipment can also shift the numbers.
Real-world factors that affect fuel economy
Beyond engine type, several practical factors influence what a 1992 Land Cruiser actually uses at the pump.
- Maintenance and engine condition (fuel injection, compression, and tune-up)
- Transmission type and gear ratios
- Terrain and driving style (highway cruising vs. off-road/haulage)
- Vehicle load, payload, and any towing setup
- Tire size and inflation pressure
With careful driving, proper maintenance, and appropriate loading, owners can approach the higher end of the listed ranges; aggressive off-road use or heavy towing will reduce efficiency.
Summary
The 1992 Land Cruiser diesel lineup offered multiple engines with distinct fuel-economy profiles. The naturally aspirated 1HZ generally delivered the best efficiency among the lineup under steady highway conditions, while turbocharged variants (1HD-T and 1HD-FT) typically traded some economy for stronger performance. Real-world results vary widely based on configuration, maintenance, and operating conditions.
How many miles per gallon does a 1992 Toyota Land Cruiser get?
11 MPG
How many miles per gallon does a Land Cruiser diesel get?
26.4mpg
It's a 2.8-litre diesel engine making 204hp and 500Nm of torque. It's mated to a new eight-speed automatic transmission and permanent four-wheel drive. Toyota claims an official fuel economy figure of just 26.4mpg.
How many miles per gallon does a 1HZ Land Cruiser get?
4.2-liter Inline-Six Diesel (1HZ) – This diesel engine typically achieves around 14 to 17 miles per gallon (MPG) in combined city and highway driving.
What are common problems with the 1992 Land Cruiser?
Top 1992 Toyota Land Cruiser Problems
- Power Steering Pump May Leak on Higher Mileage Vehicles.
- Failed Electrical Junction Block May Cause Power Windows and Mirrors to Stop Working.
- Automatic Transmission May Not Shift Correctly at High Mileages.
- Failed Emissions Test Due to Blocked EGR System.
