Mazda 626 RPM Drops from 750 to 500 RPM when heat is turned on
Hi,
Thanks for having me!
I have a 2002 626 4 cylinder and I'm having an issue.
With the car running, I'm reading 14.5 volts across the battery with no load and no issues. When I turn on the heater on, every 5 seconds the car dips...