2005 Mazda RX-8 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2005 Mazda RX-8

If the climate control's heat/cold knob is not adjusting to the desired temperature, a new climate control unit may be needed.

Hesitation and/or a lack of power can be caused by the secondary shutter valve (SSV) in the intake manifold becoming stuck open due to carbon build up around the SSV shaft. This may occur with no Check Engine light illumination but eventually the light will illuminate with code P2070 (Secondary Shutter Valve [SSV] stuck open). The cleaning procedure described under the service bulletin is a long process and it is recommended to install the updated SSV actuator and gaskets. The SSV is activated at higher RPM and the carbon accumulation can happen when it opens infrequently. The effects RX-8's built before April 18, 2007.

I noticed about 50,000 miles the radiator light would flicker on and off. The engine temperature alwys stayed in the normal region and the radiator was full of fluid. The Mazda repair guy told me that this is accuring in a lot of the RX-8s. There is a plastic waffer on the gauge ball inside the radiator that measures the fluid. When the waffer starts breaking up, the gauge ball starts fluctuating greater sending a signal that the radiator is l...

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My RX8 is stalling on me. I have it at the dealer and they said I need to replace coils, spark plugs and clean out the carbon. My engine was replaced a few years ago and has only 10K miles on it. The dealer is wanting to charge me $1,500.00. This seems excessive. Can anyone give me an idea o...

Since it is probably a sensor, how far is it okay to drive it? If I depress the clutch, it seems to make the light go off sooner.

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In a crash that deploys the driver's front air bag, the inflator of the air bag can rupture, causing metal debris to strike vehicle occupants. Dealers will replace the front driver's air bag inflator free of charge to correct the concern.

In a crash that deploys the driver's front air bag, the inflator of the air bag can rupture, causing metal debris to strike vehicle occupants. Dealers will replace the front driver's air bag inflator free of charge to correct the concern.

This limited regional recall is for vehicles currently registered or first sold in southern Florida, along the Gulf Coast, Puerto Rico, Hawaii, Puerto Rico, Guam, and Saipan. Upon deployment the passenger airbag inflator could rupture, increasing the risk of personal injury. Dealers will replace the passenger side air bag inflator to correct this concern. Note: this supersedes recall #14V-344.

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i got a 2005 rx8 with 55,000 miles. runs great so far, a little hesitant starting up. almost like the battery is going. not sure if thats how it starts cuz of the rotary engine. a lot of people have scared me about this car becuz of the cost for maintenance. if anyone has any tips on maintaining this car as to keep it out of the shop please PLEASE lemme know. thanks

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