Question about 1991 Mazda 323
Take it to an after market shop that specialises in chips for the CPU and have it up graded to what you want. You may be able to get Mazda Service department to up grade the CPU settings it the system has been set up to allow it.
Posted on Oct 16, 2013
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Posted on Jan 02, 2017
SOURCE: Bad fuel consumptin
good thinking. plugs/wires/air and fuel filter/
if auto trans fluid and filter there to. Check tires and pressure (we forget that affects fuel)
Never hurts to clean injectors.
If you can choke out the extra bucs, use full sythetic oil.
Posted on May 05, 2009
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