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I have the same problem on a 2001 330Ci, A/C blower would work then not, then work, then not, now not all the time. Checked fuse(s) and relay behind fuse box (not sure which relay it is). Not sure where to locate the resistor for the system.
Thanks for your help!I have the same problem on a 2001 330Ci, A/C blower would work then not, then work, then not, now not all the time. Checked fuse(s) and relay behind fuse box (not sure which relay it is). Not sure where to locate the resistor for the system.
Thanks for your help!
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CHECK BLOWER MOTOR RELAY. HOT WIRE BLOWER MOTOR.IF BLOWER MOTOR WORKS, PROBLEM IN THE BLOWER CONTROL SWITCH OR FAULTY RELAY.IF BLOWER MOTOR DONT WORK WHEN HOT WIRED.BLOWER MOTOR FAULTY.
More than likely the fan motor its self is short to ground try to unhook the wires to the fan motor and install a new fuse and then turn the fan on with the wires removed and if the fuse is still good you know it is the fan motor its self
It sounds like your cabin air filter has stopped up common problem on these cars. You have to remove the glovebox to get to it. If this filter stops up, your fan will be running on high but hardly anything will come out of the vents.
I have the same problem on a 2001 330Ci, A/C blower would work then not, then work, then not, now not all the time. Checked fuse(s) and relay behind fuse box (not sure which relay it is). Not sure where to locate the resistor for the system.
Thanks for your help!
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