Cooling Fan вђ Volkswagen Jetta Gli 2003 вђ System Wiring Dia 23067 posts · joined 2003. #2 · dec 7, 2008. re: radiator fan wiring diagram (tmroper1331) red white = comes from the coolant fan control module. red black = comes from the coolant fan control module (wire connection, in coolant fan wiring harness) brown = ground (always!) red = 12v [confirm with test light or multimeter]. This document provides a wiring diagram for the cooling fan circuit and manual air conditioning system for a 2003 volkswagen jetta gl. the diagram shows the wiring connections between the cooling fan relay, fan motor, air conditioning components, and other related systems. it is intended to assist technicians in diagnosing and repairing issues.
2003 Jetta Fan Wiring Diagram Wiring Diagram This makes understanding wiring diagrams essential to the maintenance of your 2003 vw jetta cooling fan. when done correctly, these diagrams provide an easy way to diagnose problems, keep things running efficiently and ensure that everything is safely connected. exploring electrical circuitry through wiring diagrams. To test a fan motor, unplug the electrical connector at the motor and use fused jumper wires to connect battery power and ground directly to the fan. if the fan does not operate, replace the motor. 2. if the motor tests ok, check the cooling fan thermo switch, located at the bottom of the radiator on the driver's side. The cooling system in the 2003 vw jetta is responsible for regulating the engine temperature and preventing overheating. it consists of several components working together to circulate coolant and dissipate heat. one of the key components of the cooling system is the radiator. the radiator is located at the front of the vehicle and is. If the ambient temp sensor (f38) is bad, unplugging it and shorting the terminals together will fix the a c system after 2 minutes @ idle. while the fan control module (j293) is dumb as dirt, it does monitor amp draw of the a c clutch (n25). if the draw is out of factory design (open or short circuit), the fan control module (j293) can cut.
Comments are closed.