mustangpegasus51
Well-Known Member
- Joined
- Jun 16, 2020
- Threads
- 19
- Messages
- 223
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- Location
- Lakewood, CA
- First Name
- Ed
- Vehicle(s)
- 2020 Mustang GT PP1
You can check fuel pressure with a scan tool. FRP is pressure at the rails. Compare that with the desired FRP (you may need a more advanced tool to get desired FRP PID) and that will help you diag fueling. There's also a PID for the low pressure fuel system but I don't know it off hand.
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