What year and engine size! .

I asking because there is a TSB for DTC P0017 that apply to Year 2016 3.6L V6 24V VVT Engine.
May not apply to your vehicle.
https://static.nhtsa.gov/odi/tsbs/2016/MC-10137053-9999.pdf

2016 Jeep Wrangler Unlimited Sport 3.6L
Problem with those jeeps the camshaft sensor reluctor on the camshaft sleeps and change the timing, probably not starting or runs rough with time off. They use magneto resistive sensor