How does a Mazda RX8 hot start work?

The car starts on the turn of the key when the engine’s cold, but 30 miles down the road you stop at a petrol station to fuel up, get back into the car, turn the key and ……. the engine spins, and spins, and spins, but it won’t fire!

Why does my RX8 not start after a hot soak?

RX8 No Start & Hard to Start when Hot soak. This RX8 came into our shop for diagnosing no start when it is hot. When you drive for a while and turn off the engine, then if you try to restart after a short period, it refuses to restart (cranks ok). After at least fifteen minutes to half an a hour wait the car will start.

How does engine restorer work on Mazda RX8?

By repairing and restoring the friction-producing metal surfaces, Engine Restorer increases compression, restores power and mpg and improves hot starting. Restore works by filling the scratches cut by friction and wear into reciprocating or rotating metal-on-metal surfaces throughout the engine.

Why does my RX8 start hot or cold?

As a matter of fact, cars with a rotary engine, the RX8 included, should start like any other motor vehicle, regardless of whether it is hot or cold. There are two common reasons why car owners are having such a problem. The first reason is that their car’s engine might be suffering from low compression.

Is the mate RX8 difficult to start when hot?

Mate has an RX8 that starts on the button when cold. When hot (e.g. after filling up) it takes over 30 secs of constant turning over before it fires up. This is after its properly warmed up (he is aware of short trips flooding). Will a new (allegedly faster) starter motor fix this?

What to do if your Mazda RX 8 wont start?

Gasoline may be okay but no” oil. You’ve changed a few parts but have not told us if you have spark at the plugs. you can either get a tester for that or pull the plugs and hold it close to an engine ground, then try to start. You should see sparks at your plugs.

What should the RPM be on a Mazda RX8?

Ideally, if there’s no problem with your RX8, your results should read between 6.9kgf and 8.5kgf at 250rpm, according to Mazda. In case you’ve found out after the Mazda rotary compression test that the starter rotoris slow but your engine is okay, you can simply fit a faster starter motor and there should be no problem with hot or cold starting.

Can a car start hot or cold on a rotary engine?

According to Mildren Automotive, this is something the RX8 should not be experiencing. As a matter of fact, cars with a rotary engine, the RX8 included, should start like any other motor vehicle, regardless of whether it is hot or cold.

What can I do for a Mazda RX8 hot start problem?

Ametech RESTORE Engine Restorer & Lubricant helps to cure hot start problems in the Mazda RX8 by remetallizing worn seals and chamber walls to restore low compression. The 400ml can of Engine Restorer is the ideal size for the RX8 engine. .

What causes a Mazda RX-8 engine to turn red?

As a catalytic converter gets old it begins to clog. This will keep the hot exhaust gasses in the engine, which along with decreasing power, also can lead to engine overheating. A failing catalytic converter can, but not necessarily, glow red after a hard drive.

What causes a Mazda RX 8 engine to fail?

Seals in engines though are failing due to too much heat as is evident from failed engines and cats plugged up with oil as documented on RX 8 owner forums.

Which is the best engine restorer for a Mazda RX8?

The 400ml can of Engine Restorer is the ideal size for the RX8 engine. . Ametech RESTORE Gasoline Petrol Treatment 250ml – de-cokes Mazda RX8 rotor tips, apex seals and exhaust ports.

Why does my Mazda RX8 not start up?

by Darla Ferrara. The rotary engine of a Mazda RX8 tends to saturate easily if the car turns off before the engine warms. Flooding the cylinders by injecting excessive fuel into the combustion chamber causes the fuel/air ratio to become disproportionate. When this happens, ignition cannot occur, and the engine cannot start.

What should I do if my Mazda RX8 floods?

Wait at least three seconds before trying again. Warming the engine prior to turning it off will help prevent future flooding. Once the engine starts, let it run to make sure the engine has warmed before turning it off.

When do you push the start button on a Mazda 3?

The key must be carried because the key carries an immobilizer chip that must communicate with the engine controls at short range. The engine can be started when the push button start is pressed from off, ACC, or ON.

Is there an automatic version of the Mazda RX 8?

Automatic versions all had lower output/lower rpm engines due to the lack of availability of a transmission that would be able to reliably cope with the engine’s high rpm limits. In 2003 Mazda announced a factory Mazdaspeed Version of the RX-8 exclusively in Japan.

What’s the problem with my Mazda RX-8 engine?

Our 8 has had the same problems for 3 years. Mazda has supposedly replaced 3 engine’s. Additionally, everytime this occurs they indicate that the plugs and coils were replaced. We have to have it towed in and it comes out running…for a while. Yesterday, went out to start the car………you guessed it!

What should I do if my Mazda RX-8 stall?

Try puting your car in neutral at the light – the vibration should stop or be barely noticeable. Mazda had a regional rep come out to look at my car, and his solution was to give me my 7th set of motor mounts. The vibration was a little better for about 10 feet, then it was back and worse than ever.

Why does my Mazda RX-8 engine not start?

At the time it sounded like the battery, because engine turned very slowly. Since, I’ve changed battery, checked all fuses, and engine still doesn’t start (though it engine turns fine). Would you please assist me with any info which will help me to determine what’s wrong.

When to use full automatic on Mazda RX-8?

1) Don’t use the full automatic in city driving. 2) For 20MPH use only 1st gear. 3) For 35MPH use only 2nd. 4) For 45MPH use only 3rd gear.) If you are traveling highway speeds above 65MPH full automatic is OK.

Why does my Mazda RX-8 stall at lights?

My car also “stumbles” from time to time when I put it back in gear from neutral at a light. Try puting your car in neutral at the light – the vibration should stop or be barely noticeable. Mazda had a regional rep come out to look at my car, and his solution was to give me my 7th set of motor mounts.

What causes a flooded Mazda RX8 to not start?

How to Start a Flooded Mazda RX8. The rotary engine of a Mazda RX8 tends to saturate easily if the car turns off before the engine warms. Flooding the cylinders by injecting excessive fuel into the combustion chamber causes the fuel/air ratio to become disproportionate. When this happens, ignition cannot occur, and the engine cannot start.

Why was the Mazda RX 8 taken off the market?

Mazda announced on August 23, 2011, that the RX-8 was to be discontinued citing 2012 model year to be the last year of its availability. The RX-8 was removed from the European market in 2010 after the car failed to meet emissions standards. Due to falling sales from Europe coupled with rising Yen prices,…

What causes a Mazda RX8 rotary engine to saturate?

The rotary engine of a Mazda RX8 tends to saturate easily if the car turns off before the engine warms. Flooding the cylinders by injecting excessive fuel into the combustion chamber causes the fuel/air ratio to become disproportionate.

How to troubleshoot a Mazda RX-8 engine problem?

The easiest way to solve this problem is by replacing the battery with a new one, please look at Battery Replacement Guide. The RX-8 engine runs very rich when it is first started, meaning as it warms up it it has a higher then normal amount of fuel in the engine.

When did the Mazda RX-8 come out?

This category covers 2004, 2005, 2006, 2007, 2008 Mazda RX-8 Troubleshooting models. Your guide to finding the problems with your Mazda RX-8 so you can effectively and efficiently resolve them.

Why does my car not start after a hot soak?

When you drive for a while and turn off the engine, then if you try to restart after a short period, it refuses to restart (cranks ok). After at least fifteen minutes to half an a hour wait the car will start. The day before the appointment, after he gassed up at gas station, the car failed to start. It has no sound, no click.

Why does my 2004 Mazda RX 8 not start?

“Owner dropped 2004 Mazda RX-8 to the dealer to fix recall, driver and passenger air bag, voluntary emission recall, and also owner complains that the engine won’t start when the engine is hot, you have wait for about 30 minutes to cool down the engine before the engine starts again. Advisor asked the owner to have the engine diagnose.

How do you warm up a Mazda RX8 engine?

You need to warm up the engine slowly, stay in low revs depending on outside temperature for at least 20 minutes. Beware you need to warm up the oil, and the gauge on your dash is the water temperature, which heats up a lot faster! After that, drive it like you stole it.

Why is my Mazda RX8 rotary engine burning oil?

More than not, you will have to check your oil levels, and ensure you’re running a sufficient amount of oil. Perhaps this is the biggest problem with the rotary engine. With this engine you are burning significant amounts of oil, while it is also a challenge to seal off the different chambers.

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