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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
Water leaking inside roof top by driver side, by rearview mirror and above passenger visor.. Only when rains no sunroof. 97 Mazda
Hi there. If your vehicle is equipped with a soft top or it's a convertible then the seal that connects the top to the cab front base may be split or has a tear in it. Remove the top cover...
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...
Question
Why does my car shut off after driving it for a while?it wont start back up until it cools down even though its not overheating
This may be a sign of a faulty ignition coil. Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched then contracted repeatedly. The insulation develops small fractures that open when heated and close...
Question
I tried to recharge my AC and whenever I put the gage in it says 0 I start to recharge it and gage fluctuates and car makes noise
Hi there. It is more than likely that you have either an AC refrigerant leak or that the compressor is damaged. The leak can be caused by damaged low or high pressure hoses, connections or other components that might be...
Question
The car has been sitting up for 15yr and jerks very hard after switching gears. It takes 30min to go 20mph.
This is often a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates a transmission...
Question
Charging system warning light.
Hi There, As you know, the alternator charges your battery and relies on engine RPM's to generate more voltage to the system as needed such as when accessories or lights are turned on, which draw down the electrical system. As...
Question
My brake lights will not come on. I replaces the fuse, bulbs, and the switch - still nothing. 2001 Mazda 626
Hi there - it is still possible that the brake light switch has to be adjusted, or that there is a problem with the wiring to the brake lights. You have certainly done a great job attacking all the logical...
Question
99 Mazda 626 not starting. Makes a sounds like a lighter flicking and that's it. 1999 Mazda 626
Hi there - first task is to extract any problem codes, whether the Check Engine light is on or not. Check for good battery and ground connection on the main battery cables and engine ground straps. A bad connection can...

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