Are RX-8 bad cars?
The sound that its rotary engine makes when you hit the 9,000 rpm redline is intoxicating and the way the car carves through corners is sublime. All this emotion comes at a hefty cost, though, as the Mazda RX-8 is one of the most unreliable cars you can buy.
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.
Is there a cure for a Mazda RX8 hot start?
Happily though, there is a solution. RX8 owners are discovering that Ametech Restore Engine Restorer is an effective cure for one of the issues related to the Mazda RX8 Renesis Wankel rotary engine’s stubbornness to start when the engine is hot.
What causes a Mazda RX8 to start rough?
Another cause of starting problems and rough running in the Mazda RX8, which applies more to the 192ps than the 231ps model, is coking up of the exhaust ports.
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.
Why does my Mazda RX 8 engine not start?
There is no easily accessible fuel pressure regulator or fuel filter as both are built into the fuel pump assembly. Worst case scenario, if this engine cranks but won’t start it’s likely got bad compression and will require a rebuild, however if your lucky it might be something else.
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 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.