Why does my Mazda 3 idle with no AC?

After driving a bit and the engine warming up completely, whenever i stop the idle drops down to ~400-500 rpms and feels/sounds rough, no AC on. But it has never died on me, never thrown any lights or codes, and runs like a champ when you’re actually driving and idle improves when in park or neutral.

What to do if your Mazda 3 is stalling?

This feature is not available right now. Please try again later. If you’ve got a Mazda thats been acting funny, idling rough, stalling you may want to try this fix before getting the tune up, fuel filter change, throttle body clean etc. Try this first, it costs nothing and it may keep you from being taken for a bundle Loading…

Where does brake fluid leak in Mazda 3?

Other times, you can find a leak of brake fluid below the master cylinder at the firewall (which can cause the booster to leak, but is ultimately also a worn master cylinder where the fluid is leaking past the seal at the pushrod). did you clean your throttle body?

Can a 4 cylinder engine misfire on a 3 cylinder car?

If your 4-cylinder engine is misfiring on one cylinder, it may sound like a three-cylinder engine. If your car’s sound is extraordinary, it’s most likely misfires on every cycle that you can hear. So, when you suspect that your engine is misfiring, where should you start looking for the problem?

What kind of engine problem does a Mazda6 have?

272-horsepower 3.7L V6 6-speed shiftable automatic FWD Check engine light; found and patched small leak. Light came back on a few days later. Check engine light. Diagnosed as a faulty valve, which was replaced. Light came back on a few days later. Check engine light. Similar diagnosis and solution as last time. Light came back on a few days later.

Why does my Mazda 3 want to stall?

I’ve got the EXACT same problem. Put it in Neutral or Park, idles at 700 RPM. Put it in Drive and brake, idles at 300 and it feels like the car wants to stall. When the car is cold, it’s fine. When it warms up, it acts up.

Why is the oil leaking in my Mazda 6?

This allowed the oil to leak when engine was cold but as the motor heated up it expanded the crimp on the metal washer so it did not leak when hot. Very displeased with the 2 dealers on their response to me about the issue.

Why does my Mazda 626 shake at idle?

if the car shakes alot it´s most common not a problem of the idle, it´s a hint that you should take a closer look at your engine because there is something wrong with the air-fuel mix, or the ignition. The idle was set before to a proper rpm. As long as the carburator or the throttle body wasn´t changed, the idle shouldn´t change.

How many miles does a Mazda 3i sport have?

Second, i haven’t crossed a description of the problem that quite matches what i’ve got yet, so i’m hoping someone sees something here that i’m not seeing. just bought the car, 2008 Mazda 3i sport 2.0l with 119k miles, a few weeks ago and it’s been doing this since i got it.

Where is the mass air flow sensor on a Mazda 5?

Locate the mass airflow sensor on your Mazda 5. The sensor is located near the engine air filter housing. Unplug the wire harness. Next, unplug the electrical connector from your Mazda mass airflow sensor.

Why does my car rough idle but no check engine light?

This issue is normally caused by low fuel pressure or a faulty injector, but since you have just replaced the fuel pump, this may also be a sign of a failing idle air control (IAC) valve. This is a unit that is located on or near your intake manifold that monitors the air intake as it is mixed…

Is there another post about the rough idle?

Before you get mad and think “another freaking post about the rough idle??!! Don’t you search the forums first??!!” let me explain… First, i have read probably every forum on here dating back 5+ years about the idle issue. And i’ve tried just about every suggestion i’ve come across, spare the major PITA ones.

Why does my Mazda 3 have rough idle?

Since the brakes are vacuum-assisted, it makes me think that there is a brake booster vacuum leak that is letting unmetered air into the intake which is affecting the idle. Sometimes you can hear the leak by listening carefully as you press down on the brake pedal or hear it squeak by pressing hard and fast on the pedal.

What should the idle speed be on a Mazda 3?

But i’ve never owned one of these when it WASN’T doing it, so i’m not exactly sure what it’s supposed to sound/feel like when it’s running right. When i start the car cold, it revs up to about 1500-2k rpms and slowly comes down to what i’d consider a normal idle of ~800-900 rpm’s.

Is the Mazda Protege 5 2002 really dying?

It’s not dying (hasn’t yet) but when the car is idling or in low RPMs the car (Mazda Protege 5 2002) is fluctuating in RPMs. Also, the last start was rough. I’ve had issues with air intake before that seemed similar (cracked intake) but this seems a little different. I don’t recall the rough idling having the regular up/down like it is doing now.

Why does my car engine run rough while idling?

When your car engine runs as it should, everything should be smooth without any noise. When any number of things goes wrong, the engine can start running rough, especially while idling. By understanding the causes of a car engine that has a rough idle, you can resolve the issue easily.

What causes the Check Engine light to turn off at idle?

At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. The check engine light will randomly turn on and off even if the car is running smoothly without any jerks and stalling.

What causes rough idle after replacing mass air flow sensor?

Replaced air filter and maf sensor. Problems with vehicle turning off seemed to go away but now I have a rough Idle. Car will drop below 1000 rpms and then rev back up to over 1500 like it wants to shut off. Idle problems seem to go away when maf sensor is disconnected. Car throwing codes p0171 and p0102.

What kind of sound does a Mazda 6i make?

I have a 2004 Mazda 6i (4-cyl automatic), 73k miles and very well kept. Recently it has started to make a rattling sound; not painfully loud but a clearly noticable and sounds somewhat metalic.

Why are the spark plugs on my Mazda 3 not working?

Spark Plugs – One of the absolute most common causes (if not the most common reason that your 3 may be misfiring) is the spark plugs. Although most modern vehicles use iridium spark plugs, they still need to be changed at the manufacturers recommended interval. This page has a great chart for you to compare your spark plug condition to new plugs.

When does a car have a rough idle?

November 27, 2017. It’s easy to tell when your car has a rough idle: When you start the engine, it won’t run at a steady rate. It may almost stall, or it may run at varying RPMs without your putting your foot on the gas, or it may do both.

What should the RPM be on an idling car?

When you start your engine, and just let it run without pressing on the accelerator or putting it into gear, that’s idling. A properly idling engine should be able to maintain a steady but low rate of revolutions, somewhere in the vicinity of 1,000 RPM.

https://www.youtube.com/watch?v=5fYABnoT8l0

Why is my Mazda 6 running rough at idle?

Really, your 6 will be running rougher at any RPM, but a misfire will be most pronounced at idle. Spark Plug Wires – While not every model and engine combination of vehicles today comes with spark plug wires (a lot are now coil on plug), if your 6 happens to have them, they can go bad and cause a rough idle.

What is the problem with the Mazda warning light?

The car was jerking and slipping in between gears, now when the car sits over night the car shifts regularly up until gear 4 it never shifts into gear 5. After the car has been driven for a long amount of time the car stays in gear 3 even though I can reach to 80 and the rpm stuck at 6 what is the problem

Is it dangerous to drive with a Mazda brake light on?

Contact an expert repairer, we recommend an Authorised Mazda Repairer to have the brakes inspected as soon as possible: Driving with the brake system warning light illuminated is dangerous. It indicates that your brakes may not work at all or that they could completely fail at any time.

What are the features of a 2008 Mazda5?

A good idea, the Mazda 2008 Mazda5’s sliders “make loading passengers in tight parking spaces easy,” reports Edmunds, which attributes the feature to the Mazda5’s European roots. For 2008, Mazda has slightly refreshed the Mazda5’s grille, headlights, bumper, color options, and tail. Also new are restyled 17-inch alloy wheels.

What does a t light mean on a Mazda Premacy?

If a t light on mean transmission overheating need a flush and filter change usually over heat cause filter clogged if u in Pennsylvania ,Newjersy or deware try the mobile mechanic they come to you call 2674071967 37 people found this helpful.

What are the symptoms of a p0103 code?

Symptoms of a P0103 code may include: 1 Malfunction indicator lamp (MIL) illumination (a.k.a. check engine light). 2 Rough running engine. 3 Black smoke from tail pipe. 4 Stalling. 5 Engine hard start or stalling after it starts. 6 (more items)

What causes a p0103 MAF circuit to be high?

Potential causes for this trouble code may include: MAF sensor electrical harness or wiring problem (open, shorted, frayed, poor connection, etc.) Note that other codes may be present if you have a P0103.

Why does my Mazda 626 idle so rough?

The problem began about a month and a half ago when it started getting colder, I live in the East coast. In the mornings, when I initially turn on the car to warm it up, it doesn’t feel as bad. Once the car is warmed up though it begins to idle and feel very rough.

What to do if your Mazda3 won’t start?

One way to do this is to start your car and let the engine run for a while to recharge the battery. One thing to know: if the battery is over 4-5 years old, it may be completely dead, so it will not recharge and the car will not restart after you turn it off. In this case, you may need a new battery.

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