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HPFP pressure drop at WOT (with Autotech)
The HPFP pressure holding fine at WOT till 5000rpm and it started dropping flat to 900psi. At the same spot, the AFR run lean. The idle HPFP pressure holding fine at 450psi-ish. No sign of relief valve failure. I highly suspecting Autotech failures after 50k miles. The WOT log as attached...- KCi
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- Replies: 8
- Forum: Mazdaspeed 3 Troubleshooting
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Anyone still have PermTuning 5th port tuning xls
Guess the Perm Tuning webpage has been taken down. Appreciate if anyone still have that excel spreadsheet, please post it up here. Thanks!- KCi
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- Replies: 0
- Forum: Mazdaspeed 3/6 Fuel, NOS, Meth, & Water Injection
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No reduction on IDC with dual meth nozzles (D012) vs single
The car was hitting IDC 100% with single nozzle (D012) and expecting reduction of few points in IDC with dual nozzles (D012) upgrade with Damond throttle body plates. The IDC datalog shown no reduction in IDC and this puzzling to me. I've been suspecting the standard AEM pump (150psi) not able...- KCi
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- Replies: 11
- Forum: Mazdaspeed 3/6 Fuel, NOS, Meth, & Water Injection
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Dual ITFP setup (SP63) - fuel starvation?
Hey guys, I have been reading and try to feed myself all the aux fueling knowledge. Apparently, there were some highlighting the dual ITFP will cause fuel starvation although there is return line to feed the bucket (I assume it create venturi effect during low fuel level). To get around this is...- KCi
- Thread
- Replies: 1
- Forum: Mazdaspeed 3/6 Fuel, NOS, Meth, & Water Injection