Fast forward almost 4 months later. After swapped the HPFP (both of our HPFP has autotech internal) and swapped the fuel tank with my friend. It...
We swapped the hpfp and fuel rail last night but it won't help. it still do the same thing. my friend found a bit of oil around the egr delete...
that's good to know. thx alot!! We are very confusing and think the relief valve was not the problem. Since it built up pressure. Well, I am...
yea i checked the relief valve with the key on method while the engine is still warm right after shut down the engine for more than 5 times. it...
It actually wasn't too bad to drop the tank to swap my friend's tank (it only took around 2 hours to drop the tank from his ms3 and we did it on...
yea my friend said it can be possible too...he just want to make sure it is not the pressure relief valve before I spend the money on the pressure...
I and my friend finally had a chance to swap the fuel tank from his ms3 to on my ms3 (he is going to do awd swap and his in tank fuel pump was...
I am going to swap the hpfp with my friend first before dropping the tank for the new in tank fuel pump/sock/regulator. Since when my friend...
updated tested spill valve and relief with koeo method, they are fine rev pass 5k without full throttle, the hpfp fuel pressure doesn't drop...
it is on ap with ots stage 1+ map v2.60, cobb intake, TIP and cpe top mount IC
recently my 08ms3 had hpfp pressure drop problem. Before I changed the autotech hpfp internals, the hpfp pressure dropped suddenly at around 5.5k...
Separate names with a comma.