02 Mazda 626 automatic tachometer rockets to 4000 rpms at first few gears engine light has come off and on what gives?

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You need to have the code read. Go to Autozone and they will read it for free. If I had to guess I would say that your VSS sensor is either giving out or the Pcm is getting bad info from another sensor.
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How do you reset the check engine light on a 1997 Mazda 626?

"Disconnect the negative terminal and push brake pedal for 30 seconds" worked great! One note: You must use actual key to unlock doors after battery disconnect to reset car alarm so car will start. I recomend getting the car checked out by a professional. And you never unhook the positive battery c (MORE)

If a 1997 Mazda 626 engine light keeps coming on and the mechanic already changed the oxygen sensor what else could be causing this to happen?

Hi guys ( and gals)... had the same problem on a UK registered 2001 626 GSi Automatic ( not Ford Built ) at about 100k miles and took it to my main dealer with a virtually full tank of petrol ( see below) for a computer code check as the problem was intermittent..they diagnosed and fitted a new lamb (MORE)

Why would a 1990 Ford Ranger 2.3L 5 speed with 106667 miles check engine light come on when driving at low rpms but go off at higher rpms?

i had the same problem when i smogged my truck and it is probaly two things the extenison connector to a little sensor on the passenger side fender wall next to the fire wall. just follow the vacuum lines from the egr valve. all it is an 2 inche extenison to a connector that can go bad from time to (MORE)

What is wrong with a 1991 Mazda 626 that is jerking in 1st 2nd 3rd and 4th gear and stalls when the RPMs get low?

Answer . This just happened to my 91 mx6. Wouldn't run with any power. Would only run at higher rpm. \n. \nMine turned out to be the rubber accordion air intake assembly. Over time the rubber becomes brittle and breaks which allows outside air to be drawn in. The mechanic told me this air i (MORE)

On a 1992 Mazda 626 how do you turn off the dashboard light shaped like a car engine?

\n. \n Answer \n. \n. \nYou're talking about the "check engine" light. The car's computer turns the light on for one of two reasons: 1) a sensor has detected a condition that is preventing the car from operating within specifications, or 2) a sensor is faulty. In either case, you should have (MORE)

Why would a 1995 Mazda 626 automatic transmission jump between gears after it has been warmed up and driven?

\n. \n 626 Jumping Gears \n. \n. \nMazda 626's from 89-92 were notorious for the transmission failing - I don't know for sure, but it could be the same for you here...You could either replace the whole auto tranny - $1000+ or you could replace the gear discs/plates $250....first take it to a (MORE)

Why would the overdrive light come on after driving your 1997 Mazda 626 with a rebuilt automatic transmission on the highway for a while?

I have a 97 626 2.0l auto, my transmission was the first to fail, OD blinked for 30,000 miles and i had to replace. But because i took too long to replace, my engine followed suit, so i replaced that too. CAUTION! Please replace after max 20,000 miles use of a slipping tranny. Now to answer your qs, (MORE)

Why would a 1996 Mazda 626 2.0 L cut out while driving at 3500-4000 rpm?

Answer . \nThere are some very quick checks to fix this. I found that my car was running very rich (lots of gas and exhaust but no get up and go). I replaced everything! Hopefully I can save you some time and money. \n. \nFirst find the air intake sensor, it should be between your filter and th (MORE)

Your 1995 Mazda 626 v6 check engine light cycles on and off There is no error code you've replaced the oxygen and throttle position sensor with no change in the engine light Any other ideas?

Answer . \nI had a similar problem with my 1994-95 Mazda 626 V6, with various dash warning lights (eg ABS) coming on intermittently, usually when the car was at low speed or idling. Eventually I found the problem to be the alternator, in that it could not provide enough power, and the car started (MORE)

What would cause the check engine light to come on for a few seconds then go off at low RPM on a 1994 mercury cougar with a 3.8 V6?

Answer disconnecting the battery will turn off the light but won't fix the problem.it is more than likely low oil pressure at low rpm.usually a small leak around oil pressure sensor Disconnect your battery completely for about 15 minutes. Hook the cables back up, let the car idle for 2 or 3 minutes (MORE)

1989 Ford F150 4x4 Lariat Check engine light was coming on for a few minutes rpms were low and half power When light went off back to normal Now light on always with half power and low idle.?

Answer . i have a 1989 ford f150 xlt lariat, and my truck was acting the same way the only thing i can think of is to add the stp gas tretment it took away the high idle and my light stays off now i cant say it works for everyone but same truck same problem and it was a 2-3 dollar fix so its not (MORE)

Why would the OD Off light be blinking while the check engine light is on in 1996 Mazda 626 Dx Sedan?

Answer . \nCommonly, the OD blinking and subsequent CEL are due to the tranny overheating. Most common on the 4 cylinder (AT) models. OD light blinking implies the tranny is overheating. the CEL appears when the tranny is significantly overheating. Frequent fluid changes and an auxillary tra (MORE)

1988 Mazda RX 7 Convertable. Having problems when tachometer reaches 3500 RPM it boggs totally lose's power then when it hits 4000 RPM it kicks back in..Any ideas?

Answer . this sometimes occurs when your fuel system has a blockage, usually in the fuel filter. try changing the fuel filter first. . 3800 RPM Hesitation . The dreaded 3800 RPM hesitation is cause 90% of the time by poor ground connections between the engine, the battery, and the car. Clean (MORE)

Why 1993 Mazda 626 at low rpm stalls?

Your Idle Air Contol valve (IAC) may need to be cleaned. Refer to the following website for instructions. http://www.geocities.com/adamk01452/IAC_Clean.html

What engine does a Mazda 626 DX have?

Answer . If you can't find a sticker under the hood anywhere, get your serial number and call the dealer. They will tell you anything you want to know about the car. They can even tell you where it was made.

Why is the OD light blinking on my 1999 Mazda 626 with an automatic transmission?

Answer . o/d light blinks when there is a problem in your transmission. take it to a good transmission mechanic If your car does not have 2nd gear and the O/D light comes on with in the first couple of minutes of driving, the band for 2nd/OverDrive is broken and needs to be replaced, I have heard (MORE)

How do I correct the Check engine light on my 1998 Mazda 626 with the code of p0171?

Hi, I have the same problem with my 2000 Mazda 626. Still working on the problem, but I found this helpful: http://www.aa1car.com/library/problem_hesitation.htm . DIAGNOSTIC TIPS FOR P0171 OR P0174 LEAN TROUBLE CODES . A code P0171 or P0174 (or both) indicate the engine is running lean. This (MORE)

How can you reset the engine check light on a 2002 Mazda 626?

You have to use a OBDII computer to reset, Auto Zone diagnosis the problem, but they are not allowed to erase the code.. You can either take to some mechanic to do it.... or buy the computer, rent, and erase yourself.... easy easy.... just hit read, the codes will come up and then erase.. But, you g (MORE)

Why is 1993 Mazda 626 check engine light on?

the possibilities are endless. You need to have the ECM scanned at a local shop and it will tell you the code that the computer is recording. The code is specific to a component in your vehicle and the shop will be able to tell you what component.

Engine light comes on and off every few minutes why?

I got similar problem with my Citroen Xsara Picasso 1.8l petrol year 2000 after i bought it. i was looking through car and final i found that one of four coil spark plug ends was broken. i replace coil pack and now everything is perfect. drive as a new! but also could be problem with fuel system (MORE)

Why high rpm when changing gears in an automatic when engine is cold?

There are several possible causes. A few: . The engine is cold and making less power so you are pushing the gas peddle further causing the transmission to hold the gear longer . The computer is programed to do this ( but I have no idea why it would be) . The transmission has a sticky or stuck val (MORE)