2014 Civic Si DC Short Ram, Skunk2 ... exhaust

2012+ US/Canadian Civic Si / 2013+ ILX
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JMichael
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Joined: Sat Feb 21, 2026 2:56 pm

2014 Civic Si DC Short Ram, Skunk2 ... exhaust

Post by JMichael »

Hey guys I’m new to Hondata, I recently bought a 2014 si and installed a DC short Ram intake and Skunk2 ... exhaust. I ran the base map calibration tune on my car, but after 15 mins driving I got an engine code for “System Running too Lean”. Has anyone else had this issue? I don’t want to mess the car up so I reverted it back to factory until I get more information
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Spunkster
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Re: 2014 Civic Si DC Short Ram, Skunk2 ... exhaust

Post by Spunkster »

Did you datalog to see what the AF ratio was when this was happening?
JMichael
Posts: 2
Joined: Sat Feb 21, 2026 2:56 pm

Re: 2014 Civic Si DC Short Ram, Skunk2 ... exhaust

Post by JMichael »

I did not datalog it at the time, I will re-install that calibration and datalog it to see what it is. I did notice since installing the factory Calibration base map I randomly will count an engine knock, not even under WOT.. I did datalog 1 knock WOT AND 1 just driving
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CalibratEd
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Re: 2014 Civic Si DC Short Ram, Skunk2 ... exhaust

Post by CalibratEd »

JMichael wrote: Sat Feb 21, 2026 3:07 pm Hey guys I’m new to Hondata, I recently bought a 2014 si and installed a DC short Ram intake and Skunk2 ... exhaust. I ran the base map calibration tune on my car, but after 15 mins driving I got an engine code for “System Running too Lean”. Has anyone else had this issue? I don’t want to mess the car up so I reverted it back to factory until I get more information
By base calibration may need some adjustments. If you post a log and the calibration file, I can take a look at it.

-Ed
Instagram: calibrated.tuning
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