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 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.
Why does the engine stop working at idle?
This actuator receives information from the electronic control unit (ECU) so it knows at what RPM to keep the engine for a smooth and safe idle. When the actuator malfunctions, the engine gets no signal for idling speed and stops working.
How to idle a car without touching the Accel pedal?
After resetting the ecu, turn key to on/run for 20 seconds then back to off. Then start it and allow it to idle for 8-10 mins without touching the accel pedal or putting any significant load on it like a/c, head lights, power windows or even changing manifold pressure by applying the brakes.
Why is my Mazda 3 idling and almost stalling?
Try a fuel system cleaner like seafoam. Will probably fix the problem. If not then you probably pulled one of the wires on your MAF. When mine was acting up (right before I extended the MAF wires) I couldn’t tell if the wires were pulled or not but with the motor running just a slight tap or wiggle of the wires would stall the car.
How to fix a Mazda that stalls at stop?
Remove the air hose from the throttle body. Disconnect the throttle body connector. Remove the throttle body from the intake manifold, with the water hose connected. Clean the throttle body on the air hose side using a soft, clean shop cloth, sprayed with engine cleaner (Mazda recommends their P/N 000-77-A86).
Why does my Ford Focus idle and stall?
I replaced spark plugs” mass airflow sensor because that was the code and the wrench light came on periodically . Cleaned all components to do with the intake. Still no results. I did read that this is an ongoing mystery with this model and people have spent hundreds with no results.
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?
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.
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.
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?
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.
Why are so many people buying a Mazda3?
Perhaps not, but his experience speaks to the way Mazda allows even mid-grade versions of the very handsome Mazda3 to look very cheap. Midst discussion of Mazda’s premium-ness in early 2013, Mazda’s CEO said that he needed consumers to, “ appreciate the value of the product .”
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.
What causes a Mazda 3 to run rough at idle?
If a coil pack goes bad, it’ll cause a misfire and rough idle condition. Really, your 3 will be running rougher at any RPM, but a misfire will be most pronounced at idle.
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.
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.
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.
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.
Are there any problems with the 2003 Mazda6?
The 2003 Mazda MAZDA6 has 255 problems & defects reported by MAZDA6 owners. The worst complaints are engine, clutch, and suspension problems.
Why does my Mazda3 idle at 700 rpm?
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. Click to expand… 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.
Is there a problem with the 2.3L engine?
But the CEL is a popular problem with mazdas.. It’s a gas cap issue – MUST tighten it till it clicks a few times. Was quite common when the 6 came out but I haven’t read about it in the last few months. 3 clicks will prevent it from coming on. what comes on??? yea?? what ar u guys talking about??
Why are there engine problems in Mazda 3?
When the OBD II mandates hit the manufactures in the mid-ninties one of the monitored functions was to check the integrity of the “evaporative emission control system”. The check is based on the theory that many cars where letting fuel evaporate due to loose or missing fuel caps, and the evaporating fuel was damaging the ozone layer.
What are the problems with the Mazda MZ6?
The system on the Mz6 had two problems initally. 1)If the owner was filling the vehicle with fuel and the test was running…PO455 large leak. 2) If the owner used the remote to lock the doors while the test was running, the door lock motors caused a drain on the battery and the time for the test never made the specified time.
When does the istop stop working on a Mazda 3?
It will stop working if you do many short trips when the battery is discharged. When you do a long trip or charge the battery so the battery is at full charge then iStop still doesn’t work for a while until it detects the battery is above a given charge level for a certain length of time.
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.
Why are the spark plugs on my Mazda 6 not working?
Spark Plugs – One of the absolute most common causes (if not the most common reason that your 6 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.
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 kind of problems does a 2004 Mazda6 have?
2004 Mazda Mazda6 4dr Wagon 44640 mi C $150 TSB 60 for Fan Operation. Previous owner 49600 mi C $90 Heat Shield rusting off on Catalyic Conv 58900 mi Cracked exhaust manifold, part replaced 67580 mi C $35 Check engine light was after returning h
What kind of engine does a Mazda 6 have?
220-horsepower 3.0L V6 5-speed shiftable automatic FWD The ignition coil went bad and it needed to be replaced as well as all the spark plugs. Check engine light after emissions inspection. Car died suddenly, had it towed in. Diagnosed and had MAF sensor replaced.
What causes a car to have a rough idle?
The engine can run too rich or too lean. A too-rich mixture will result in poor fuel economy. A too-lean mixture will cause a rough idle. Solution: Since the oxygen sensor is part of the emissions system, its failure will usually trip a trouble code in the engine computer.
What causes a car idle to be unbalanced?
Since a smooth idle depends on just the right mixture of fuel and air, there can be many possible places where that combination is getting unbalanced. Some of these causes can be simple, and some can be complicated.