Rick's Free Auto Repair Advice

Posts Tagged: test blower motor

Honda Blower doesn’t work

Fix Honda Blower that doesn’t work Honda vehicles don’t use a traditional blower motor resistor setup to regulate blower motor speeds. So if the blower motor doesn’t work on your Honda, you’ll have to check out the blower motor power transistor instead. The Honda blower motor receivers power form the blower motor relay. Power flows to and through the motor, but the power transistor controls the connection to ground to regulate the blower speed. The blower motor power transistor receives a pulsed voltage blower speed signal from the heater control … Read More

Dead blower motor on Caravan

My blower motor doesn’t work on Caravan Most problems with blower motors are related to a bad resistor block. But if you’re unlucky enough to have a different problem, here’s how to troubleshoot. Here are the system basics. Chrysler has power flowing to the blower motor at all times when the key is on. The ground is provided through the fan switch and resistor block. There are two fuses for the blower motor. Fuse #12 (10A) sends power into the Power Distribution Center (PDC) on a white wire. Inside the … Read More


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