many things could be wrong. coolant low or needs changing, radiator or coolant lines clogged. water pump bearings beginning to seize up. Coolant temperature sensor. here is a website that may apply to your vehicle to check the coolant temperature sensor. http://www.mazdaforum.com/archive/threads/coolant-temp-sensor-how-to-replace-pix-4746-1.html
There are several possible reasons for your 1996 Mazda 626 running hot. It could be due to a malfunctioning thermostat, a failing water pump, a clogged radiator, low coolant levels, or a faulty cooling fan. It's best to have a mechanic diagnose the issue to determine the exact cause.
what size speaker fits Mazda 626 1996 model front door
Mazda 626 frm 1996 doesn't have O2 sensors, have you ECU/PCM inspected, it might have a minor damage.
I have 182 k on my 1996 4-cylinder Mazda 626
i need help setting the time on a Mazda 626 2.0 model 1995 which marks and what to do
It is built into the alternator...
with tools
No it will not but I actually have a transmission for a 1999 Mazda 626, it only has 80,000 miles on it, get back to me if your interested, thanks. My e-mail is jospencer93@yahoo.com.
firing order Mazda 626 1-3-4-2
it belt drive
in a v6 its in between the motor and the firewall in the drivers side.
http://www.mazda-auto.ru/docs/626_workshop_manual.pdf
Check under your mothers face.