Proof that 87 Octane fuel is limiting your 3.6

[deanocraft]

Ok… I bought the MPVI4 and the Access Cable. Can someone help with where the cable attaches to the truck and what hooks to the other end? I am not experienced with this type of thing…

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[ChrisNLA]

Ok… I bought the MPVI4 and the Access Cable. Can someone help with where the cable attaches to the truck and what hooks to the other end? I am not experienced with this type of thing…

Access cable goes here:

https://files.hptuners.com/pub/2025/05/2018-Dodge-Smart-Access-Cable-Instructions-v1.pdf

MPVI4 plugs into your OBDII port under the dash, and connects it to your laptop.

 

[bmpcamry09]

Ok… I bought the MPVI4 and the Access Cable. Can someone help with where the cable attaches to the truck and what hooks to the other end? I am not experienced with this type of thing…

Email sent dean

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