Schematic Diagrams

Useful schematic and wiring diagrams. ✔ ✔ Enjoy electronic circuits, let your idea comes to hardware

Cooling System

2002 Jeep WG Grand Cherokee 4.7L Radiator Fan Schematic Diagram

The hydraulic fan (below picture) used on 2002 Jeep WG Grand Cherokee 4.7L replaces both  the electric fan and the engine driven mechanical fan. The hydraulic cooling fan is integral to the fan shroud and is located between the radiator and the engine. The power steering pump supplies the hydraulic fluid and pressure to rotate […]

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Volvo 960 850 Engine Cooling Fan Circuit and Schematic Diagram (1994)

These engine cooling fan circuits and schematic diagrams apply for 1994 Volvo 850 and 960 series. The engine cooling fan system consists of engine cooling fan motor, engine cooling fan relay, A/C pressure sensor (located behind right headlamp), fusible link, starter motor, battery, control module motronic and air conditioning system. All vehicles with are equipped […]

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1991 Hyundai Sonata Cooling System – Schematics and Troubleshooting

The Hyundai Sonata is a mid-size sedan manufactured and marketed globally by Hyundai Motor Company since its introduction with model year 1988. The 1991 Sonata is equipped with 1.8 L 134 PS, 2.0 L 149 PS, 2.4 L 149 hp (111 kW) Hyundai Sirius I4s and an impressive 2.5 L 170 hp (127 kW) Hyundai […]

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SiC Bipolar Junction Transistors for Improving Hybrid Car Cooling System

Since Silicon Carbide (SiC) transistors can stand on higher temperatures, it is possible to use those devices into the standard internal combustion engine (ICE) water cooling system of a hybrid car which needs to be separated from the main cooling system. The article below shows that SiC bipolar junction transistors (SiC BJT) can be used […]

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