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Question
Cranks but won't start - 1999 Mazda 626
Hello. You should have the vehicle checked for loss of fuel pressure. If you have no fuel pressure, then inspect the fuel pump connection and check for power to the pump. If you have power to the fuel pump, then...
Question
Rumbling noise and brake light
The brake light is there to let you know when the brake fluid is low. It is very common for it to turn on and off when it is right at the point of being to low. When you stop,...
Question
35mph
It sounds like you have a steering problem. You may want to inspect the front end of your car to ensure there are no boots or bushings torn specifically look at the upper and lower ball joints. If everything checks...
Question
A/C drier - accumulator
Your vehicle will only have the receiver drier and it will be near the condenser in front of the radiator. The 1994 model year was the year Mazda may have had either one of the parts but not both. You...
Question
Tachometer and temp guage
Hello. Thanks for writing in about your 1994 Mazda 626. The fuse that powers the gauges are the meter fuse 15 amp. It is located in the joint box. If this doesn't fix the issue, consider YourMechanic, as one of...
Question
Ac and heater blowing very lightly or not at all.
Hello there; there are many different faults that can cause your 1996 Mazda 626 to have very low or no air coming from the vents. The most common failures are the blower motor, blower motor resistor, or a wiring harness...
Question
Car not running after throttle body with IAC valve replacement
Hi, thanks for writing in. I would recommend retracing your steps. You are definitely on the right track. It sounds like you did a good amount of work to your car, and it is likely that something may been skipped...
Question
fuel leak under hood
Hi there: Without being there to physically inspect your Mazda, it's impossible for us to tell you what is causing your fuel leak. If it's with the fuel rail however, you should take the time to replace the entire rail,...
Question
Loud squeaky noise when starting the car
Hello. This noise could be an idler pulley for the accessory/serpentine belt, or it could be the water pump bearing failing. In either case, a failure will almost certainly be immediate, and repair should be made immediately. A failed belt...
Question
my car makes a sound like rocks rolling when i place car into drive cannot hear when in park on under load
It seems you have two separate problems. The "rocks rolling around a tin can" sound is most commonly from the exhaust system. Possibly a broken / loose baffle in the muffler or resonator. Most commonly would be a heat shield...
Question
battery tested fine, car won't start
One way to diagnose this is to use a voltmeter to check for battery voltage at the starter motor when the key is held in the "start" position. If there is power to the starter motor, and yet it doesn't...
Question
Engine shakes at idle, burning smell, only in cold temperatures
Hi there. The vibration could be the engine mounts loose on your engine or transmission. The engine knocking noise could be the engine pinging as there is not enough fuel to burn and the cylinders are colder than normal. This...
Question
Car turns over but won't start
Hello. A car with the ignition switch left on typically only drains the battery. This results in a slower crank, which is not fast enough to start the combustion cycle. If you have not already attempted to jump start the...
Question
Issue with Mazda 626, starts up then makes a grinding noise while in park
Your symptoms suggest that the starter solenoid contacts are burned enough to stick in the "Start" position (engaging the starter drive and motor), even when the ignition switch is not energizing the relay portion of the starter solenoid. The starter...
Question
Troubleshooting the fuel pump
Hello - qualified "yes" on this. The fuel pump should run for at least a second or two to pressurize the fuel system. I recommend double-checking fuses for the fuel pump and the engine management computer, the fuel pump relay...
Question
Noise in CV Joint
CV joint failure is very common on front wheel drive cars like yours. The CV joints are a ball-in-groove arrangement that allows the axle to drive the front wheels while the wheels are steering. When they get some age on...
Question
Aircon makes car battery flat
Hi there. From the description you have provided, the alternator may not be keeping up with additional load of the air conditioning system. This could be the result of, a loose/worn drive belt or a faulty voltage regulator which is...
Question
Why does my car vibrate when idle?
Hi There, It sounds like you may have a dirty or failing idle air control valve causing your engine idle to fluctuate and eventually stall. The idle air control valve is a small valve on the engine's intake system that...
Question
Bought my aunt's car and put new battery in it. There are no lights at all and the drive belt is not even around the alternator.
Hi there. Check the battery cables and make sure that they are tight. Then check all of the grounds from the battery to the starter and make sure that they are all tight. A loose ground cable will cause the...
Question
Engine smokes on start up
I'm presuming that you bought a used engine and had it installed which can be a risky business. If the engine is using oil and smoking out of the exhaust it probably needs major work. If you bought a remanufactured...

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