Regulation Values of Japan
Automobile Exhaust Emissions Standards of Japan (g/km)
| Item | Passenger Vehicle | Mini-truck |
| 2005 Standards | 2007 Standards | |
| CO (carbon monoxide) | 1.15 | 4.02 |
| NMHC (non-methane hydrocarbons) | 0.05 | 0.05 |
| NOx (nitrogen oxides) | 0.05 | 0.05 |
Ministry of Land, Infrastructure and Transport in Japan Low Emission Vehicle Approval Standard (g/km)
| Item | Passenger Vehicle | Mini-truck | ||
| 50% Emission Reduction Level against FY 2005 Standards (  Low Emission Vehicle) |
75% Emission Reduction Level against FY 2005 Standards ( Low Emission Vehicle) |
50% Emission Reduction Level against FY 2005 Standards ( Low Emission Vehicle) |
75% Emission Reduction Level against FY 2005 Standards ( Low Emission Vehicle) |
|
| CO (carbon monoxide) | 1.15 | 1.15 | 4.02 | 4.02 |
| NMHC (non-methane hydrocarbons) | 0.025 | 0.013 | 0.025 | 0.013 |
| NOx (nitrogen oxides) | 0.025 | 0.013 | 0.025 | 0.013 |
Fiscal 2010 Fuel Economy Standards of Japan (Gasoline-Powered Passenger Vehicle)
| Vehicle weight/ Taxable weight (kg) |
–702 | 703– 827 |
828– 1,015 |
1,016– 1,265 |
1,266– 1,515 |
1,516– 1,765 |
1,766– 2,015 |
2,016– 2,265 |
2,266– |
| 10-15 mode fuel consumption (km/L) |
21.2 | 18.8 | 17.9 | 16.0 | 13.0 | 10.5 | 8.9 | 7.8 | 6.4 |
Fiscal 2010 Target (Fiscal 2010 Fuel Efficiency Standards +5%) for Gasoline-Powered Passenger Vehicles
| Vehicle weight/ Taxable weight (kg) |
–702 | 703– 827 |
828– 1,015 |
1,016– 1,265 |
1,266– 1,515 |
1,516– 1,765 |
1,766– 2,015 |
2,016– 2,265 |
2,266– |
| 10-15 mode fuel consumption (km/L) |
22.3 | 19.7 | 18.8 | 16.8 | 13.7 | 11.0 | 9.3 | 8.2 | 6.7 |
Fiscal 2010 Target (Fiscal 2010 Fuel Efficiency Standards +10%) for Gasoline-Powered Passenger Vehicles
| Vehicle weight/ Taxable weight (kg) |
–702 | 703– 827 |
828– 1,015 |
1,016– 1,265 |
1,266– 1,515 |
1,516– 1,765 |
1,766– 2,015 |
2,016– 2,265 |
2,266– |
| 10-15 mode fuel consumption (km/L) |
23.3 | 20.7 | 19.7 | 17.6 | 14.3 | 11.6 | 9.8 | 8.6 | 7.0 |
Fiscal 2010 Target (Fiscal 2010 Fuel Efficiency Standards +20%) for Gasoline-Powered Passenger Vehicles
| Vehicle weight/ Taxable weight (kg) |
–702 | 703– 827 |
828– 1,015 |
1,016– 1,265 |
1,266– 1,515 |
1,516– 1,765 |
1,766– 2,015 |
2,016– 2,265 |
2,266– |
| 10-15 mode fuel consumption (km/L) |
25.4 | 22.6 | 21.5 | 19.2 | 15.6 | 12.6 | 10.7 | 9.4 | 7.7 |
Fiscal 2010 Fuel Economy Standards (Gasoline-Powered Truck)
| Type | Transmission | Vehicle weight | Structure | Fuel Economy Standards | Fuel Economy Standards + 5% | Fuel Economy Standards + 10% | Fuel Economy Standards + 20% |
| Mini-truck | Manual | –702 | Structure A | 20.2 | 21.2 | 22.2 | 24.2 |
| Structure B | 17.0 | 17.9 | 18.7 | 20.4 | |||
| 703– 827 |
Structure A | 18.0 | 18.9 | 19.8 | 21.6 | ||
| Structure B | 16.7 | 17.5 | 18.4 | 20.0 | |||
| 828– |
15.5 | 16.3 | 17.1 | 18.6 | |||
| Other | –702 | Structure A | 18.9 | 19.8 | 20.8 | 22.7 | |
| Structure B | 16.2 | 17.0 | 17.8 | 19.4 | |||
| 703– 827 |
Structure A | 16.5 | 17.3 | 18.2 | 19.8 | ||
| Structure B | 15.5 | 16.3 | 17.1 | 18.6 | |||
| 828– |
14.9 | 15.6 | 16.4 | 17.9 | |||
| Light truck (with total vehicle weight: 1.7 t or lighter) | Manual | –1,015 | 17.8 | 18.7 | 19.6 | 21.4 | |
| 1,016– |
15.7 | 16.5 | 17.3 | 18.8 | |||
| Other | –1,015 | 14.9 | 15.6 | 16.4 | 17.9 | ||
| 1,016– |
13.8 | 14.5 | 15.2 | 16.6 |
Noise Regulation Value of Japan (Passenger Vehicle)
| Exhaust noise near the outlet standard value dB(A) | 96 |
| Acceleration noise standard value dB(A) | 76 |
| Constant speed pass-by noise standard value dB(A) | 72 |
Noise Regulation Value of Japan (Mini-Truck/Light Truck)
| Exhaust noise near the outlet standard value dB(A) | 97 |
| Acceleration noise standard value dB(A) | 76 |
| Constant speed pass-by noise standard value dB(A) | 74 |
