High Pressure Fuel Pump woes !!

Jan 19, 2025
6
0
Hello all, so I had a good look around before posting this and mainly the Turbo versions are discussed and not mine . I have the Seat Leon FR FSi 2.0 NON Turbo. The high pressure fuel pump is under the head rather than on top as the Trubo versions have. To get to it the entire air intake and intake manifold need to be removed plus the coolant hoses on the right hand side of engine. So , it's a lot of work to remove as i will need to find the part number for it as the pump differs from the turbo version i believe. My pump uses the Banjo bolts as found on 2005/2006 models.
Here are the VCDS codes from my scan
Engine
004195 - Fuel Pressure regulation
p1063 002 control range not reached - intermittent mil on


008854 - Fuel pressure Regulation Valve N276
p2296 - 001 - Short to plus - intermittent

008592 - Bank 2 System too rich at idle
p2190 - 002


Central Conv
01135 - Interior monitoring sensors
004 - No signal/communication - Intermittent

01134 Alarm Horn (H12)
004 - No signal/communication

00849 - s - contact at ignition/starter switch (d)
008 Implausible signal


Steering WHeel
00883 - Ignition Switch (D) Terminal S
012 - Electric Fault In Circuit - Intermittent

Hopefully before i take everything apart someone on this forum has had similar issues and can advise what I could or should check before dismantling.
The cars sypmtoms are revs staying low, very slow acceleration, and takes an age to reach 40-50mph.
Also any help on what the correct part for the HPFP is would be helpful as I have seen so many variations online.

Massive thanks in advance.
 

R3k1355

Active Member
Oct 30, 2014
1,846
268
Yorkshire
You sure that's a Mk2 FR model? I don't think we ever got any non-turbo FR's over here?

Fuel pressure sensor might be a good place to start? Hopefully it's not the pump itself at fault, if it's gone pop it can fill the fuel system with metal fragments.
 
Last edited:
Jan 19, 2025
6
0
Testing the fuel sensor with a mutlimeter one pin has 14.4 volts engine running and the other 2.4-2.5 volts .
 
Jan 19, 2025
6
0
Here in the UK we got the NA Leon FR , basically the 150bhp Golf GTi engine mated to a six speed dsg auto box. HPFP sits in a different place to the Turbo models
 

mty12345

Active Member
Jun 17, 2011
4,014
627
bristol
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Jan 19, 2025
6
0
AH thank you . maybe it is not well known about the NA Fsi 2.0 . But yes, for some reason we got non turbocharged FR models .
 
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