2026-07-21 · 3 min read
Toyota Hilux Diesel Fuel Economy Tips (Malaysia 2024)
8 practical tips to improve Hilux diesel fuel economy in Malaysia — tyre pressure, load management, DPF health, driving habits and correct engine oil grade.
Hilux 2.4L averages 10–12 km/L on the highway and 7–9 km/L in city driving. The 2.8L is slightly thirstier. With the right habits, you can push both toward the better end of those ranges.
8 Tips for Better Diesel Economy
- 1. Maintain tyre pressure: 35–40 PSI (check with load — heavier loads need higher pressure)
- 2. Reduce unnecessary load in the tray — 100 kg extra = ~0.5 km/L consumption penalty
- 3. Keep DPF healthy — a partially clogged DPF forces the ECU to inject more fuel for active regeneration
- 4. Use correct diesel oil grade — low-SAPS oil protects DPF from oil-derived deposits
- 5. Accelerate smoothly — diesel torque is available from low RPM, no need to rev hard
- 6. Cruise at 90–100 km/h on highway — fuel consumption rises sharply above 110 km/h
- 7. Remove roof rack/tray cover when not needed — aerodynamic drag from accessories is significant
- 8. Warm up for 1 minute before driving off — diesel ECU needs brief warm-up to optimise injection timing