110 Octane - Check Engine Light

Civic 2016+ 1.5 Turbo
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Joshcornkid
Posts: 16
Joined: Wed Sep 06, 2017 1:17 pm

110 Octane - Check Engine Light

Post by Joshcornkid »

2017 Sport HB. +6psi Flash

I found 110 Octane Ethanol Free Race Fuel. Filled 4 gallons on an empty tank. Check Engine light came on. Pulled P0420 code.

Thoughts?

janemar
Posts: 59
Joined: Sun Sep 17, 2017 4:24 am

Re: 110 Octane - Check Engine Light

Post by janemar »

Leaded?

Jun43
Posts: 251
Joined: Mon Aug 01, 2016 2:59 pm

Re: 110 Octane - Check Engine Light

Post by Jun43 »

disable your secondary o2 sensor if its an off road car

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