Sales of newly established and revised JASO Standards and TP (2025 Edition) have started.
Established
C473-1:2025 Passenger car－Evaluation for disc brake motor on caliper hot parking relaxation Part 1 : General discription
C473-2:2025 Passenger car－Evaluation for disc brake motor on caliper hot parking relaxation Part 2 : Evaluation of friction material property
C473-3:2025 Passenger car－Evaluation for disc brake motor on caliper hot parking relaxation Part 3 : Evaluation of component property
C473-4:2025 Passenger car - Evaluation for disc brake motor on caliper hot parking relaxation - Part 4 : Vehicle evaluation
Z016:2025 Seat belts for child in Kindergarten buses
Z017:2025 Seat belt anchorage and anchorage strength of seats for child in Kindergarten buses
TP-25002:2025 Guidelines for Quality Management Methods for Zero-Defects of Automotive Semiconductor devices
Please note that TP-25001 will be added at a later date.
Revised
C307:2025 Test method to evaluate the performance of Acceleration Control for Pedal Error
C704:2025 Road vehicles－Steering effort test in turning around at low speed
D015-7:2025 Road vehicles－Clock eXtension Peripheral Interface (CXPI) －Part7：Subset Protocol specification & Protocol Conformance Test specification
F126:2025 Automotive parts－Hexagon bolts with flange
F205:2025 Automotive Parts―Clips for piping and wiring
M104:2025 Testing Methods for Automobile Brake Tube
M364:2025 Automobile gasoline engine oils
T012:2025 Motorcycles– Lateral transient response test procedure
T014:2025 Motorcycles－Slalom test procedure
In addition, the following English versions of JASO Standards and TP have been added.
English ver.
C472-1:2024 Automotive parts – Brake disc test methods Part 1: Material properties
C605:2020 Automotive parts — Suspension coil springs
D015-7:2025 Road vehicles – Clock eXtension Peripheral Interface (CXPI) – Part 7: Subset protocol specification & protocol conformance test specification
D020:2024 Impedance equivalence test method of automotive electrical and electronic devices and components
D625-5:2023 Automotive parts — Automotive cables — Part 5: High-voltage copper conductor cables
D625-6:2023 Automotive parts — Automotive cables — Part 6: High-voltage aluminium conductor cables
E018-1:2024 Road vehicles – Performance requirements and evaluation method of chassis dynamometer test system for the purpose of reproducing driving conditions on the road Part 1: Calculation method for quantitative evaluation index of chassis dynamometer control performance under rapid acceleration and deceleration conditions
E018-2:2024 Road vehicles – Performance requirements and evaluation method of chassis dynamometer test system for the purpose of reproducing driving conditions on the road Part 2: Evaluation of effectiveness of tire slip prevention measures on chassis dynamometer
E401:2022 Automotive parts – Radiator
F101:2023 Automotive parts — Hexagon head bolts and hexagon head screws
M342:2024 Two-stroke cycle Gasoline Engine – Engine Oils – Smoke Test Procedure
M345:2024 Two-stroke cycle Gasoline Engine – Engine Oils – Classifications
M609:2024 Corrosion test methods for automotive parts and materials
T015:2024 Motorcycles – Hands-off straightability test procedure
Z003:2023 Forms for automobile performance diagram
TP-91001:2024 Technical background of “JASO M 609 : 2024, Corrosion test methods for automobile parts and materials”