Thread: Need help, new to cars. Engine smoking.
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Old 03-10-2021, 10:08 AM   #8
FR-S2GT86
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Quote:
Originally Posted by Ashikabi View Post
Anyone know what the output looks like on an ethanol content analyzer? If zero volts means 0% then it should run fine on 91. If zero volts means 85% alcohol then you'll have issues

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The O2 sensor output voltage will fluctuate. The ECU will see that and try to make fuel and timing compensations for those fluctuations. It will not run properly.
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Originally Posted by Mr.ac View Post
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