4th-Generation Toyota Prius Teardown: Photo gallery (132 parts)
Photographs of TNGA parts/components and a list of parts suppliers
2016/05/12
- Summary
- 1. Engine
- 2. Exhaust system
- 3. Hybrid system
- 4. Chassis
- 5. Body
- 6. Interior
- 7. Safety and driver assistance
- 8. Electrical
Summary
| As a continuation of the series of reports on the teardown analysis of the 4th-generation Prius performed in January 2016 by the Hiroshima Industrial Promotion Organization, this report contains a list of suppliers and a collection of photographs of 132 parts and components, including those not introduced in earlier reports. |  Transaxle (motor generator) |
 Inverter circuitry |
Previous teardown reports:
4th-Generation Toyota Prius
(Part 1) Powertrain units miniaturized and lightened to achieve 40km/liter fuel economy (Feb. 2016)
(Part 2) New TNGA platform enhances dynamic performance; advanced aerodynamics and chassis technologies (Mar. 2016)
(Part 3) Body structure based on TNGA platform; technologies for sound insulation/absorption, and damping materials (Apr. 2016)
List of main suppliers
| Item | Name | Supplier |
|---|---|---|
| Engine | Airflow sensor | Hitachi Automotive Systems, Ltd. |
| Air cleaner | Denso Corp. | |
| Electric water pump | Aisin Seiki Co., Ltd. | |
| Throttle body air duct | Toyoda Gosei Co., Ltd. | |
| Lambda control sensor | Denso Corp. | |
| EGR cooler | Maruyasu | |
| EGR cooler control valve | Aisan Industry Co., Ltd. | |
| Crankshaft dynamic damper | NOK | |
| Damper with a torque limiter | Aisin Seiki Co., Ltd. | |
| Fuel injector | Denso Corp. | |
| Knock sensor | Denso Corp. | |
| Timing chain | Tsubakimoto Chain Co. | |
| Chain tensioner | Tsubakimoto Chain Co. | |
| Exhaust system | Exhaust front tube + Center muffler | Futaba Industrial Co., Ltd. |
| Center tube + rear muffler | Futaba Industrial Co., Ltd. | |
| Cooling | Radiator condenser assembly | Denso Corp. |
| Grille shutter | Aisin Seiki Co., Ltd. | |
| Hybrid system | Transaxle | Aisin Seiki Co., Ltd. |
| Drive motor (stator) | Denso Corp. | |
| Generator | Toyota | |
| Inverter | Denso Corp. | |
| DC-DC converter | Toyota Industries Corp. | |
| Lithium-ion battery | Panasonic | |
| High-voltage wiring harness (battery ~PCU) | Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd. |
|
| Service plug | Yazaki Corp. | |
| Hybrid control unit | Denso Corp. | |
| Chassis | Front strut | KYB |
| Rear shock absorber | KYB | |
| Front strut upper insulator | Sumitomo Riko | |
| Strut bearig | Oiles Corp. | |
| Front strut spring seat | Sumitomo Riko | |
| Front strut dust boot | Toyoda Gosei Co., Ltd. | |
| Front brake hose | Toyoda Gosei Co., Ltd. | |
| Front brake caliper | Advics Co., Ltd. | |
| Rear brake caliper | Hitachi Automotive Systems, Ltd. | |
| Steering gear | JTEKT Corp. | |
| Electric power steering column | JTEKT Corp. | |
| Rear suspension height sensor connecting rod | THK | |
| Tire | Sumitomo Rubber Industries, Ltd. | |
| Road wheel | Asahi TEC Corp. | |
| Body | Windshield | Asahi Glass Co., Ltd. |
| Back door glass | Nippon Sheet Glass Co., Ltd. | |
| Front door glass | Asahi Glass Co., Ltd. | |
| Rear door glass | Asahi Glass Co., Ltd. | |
| Rear door partition glass | Nippon Sheet Glass Co., Ltd. | |
| Fuel filler lid lock | Aisin Seiki Co., Ltd. | |
| Interior | Front seatbelt | Tokai Rika Co., Ltd. |
| Rear seatbelt | Autoliv Inc. | |
| Rear heater duct | Inoac Corp. | |
| Front seat | Toyota Boshoku Corp. | |
| Rear seat | Toyota Boshoku Corp. | |
| Safety and driver assist |
Driver airbag | Autoliv Inc. |
| Passenger airbag inflator | Nippon Kayaku Co., Ltd. | |
| Airbag sensor | Denso Corp. | |
| Short range radar (for monitoring bling spots) | Continental Automotive Corp. | |
| Clearance warning ECU | Aisin Seiki Co., Ltd. | |
| Ultrasonic sensor | Denso Corp. | |
| Driving support ECU | Denso Corp. | |
| Millimeter-wave radar (for monitoring frontal safety) | Denso Corp. | |
| Single-lens camera (for monitoring frontal view) | Denso Corp. | |
| Electrical | Immobilizer ECU | Tokai Rika Co., Ltd. |
| CAN gateway | Denso Corp. | |
| Smart-key ECU | Denso Corp. | |
| Smart-key receiver (sensor) | Denso Corp. | |
| Fuse box | Yazaki Corp. | |
| Engine room wiring harness | Yazaki Corp. | |
| Main wiring harness | Yazaki Corp. | |
| Body wiring harness | Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd. |
|
| Instrument wiring harness | Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd. |
|
| Head-up display | Yazaki Corp. | |
| Combination meter | Yazaki Corp. | |
| Headlight | Koito Manufacturing Co., Ltd. | |
| Electric air compressor | Toyota Industries Corp. | |
| High-voltage wiring harness (compressor ~ PCU) | Yazaki Corp. |
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