Fuel cut

Ricky88

Idling at the Lights
Location
Uk
First Name
Ricky
Drive
Legnum 6a13tt vr4
Fto gr v6
so I installed my mbc as shown in the manual but I’m getting a fuel cut at around 11psi

Have I missed something
 

naughtika

OzVR4 Stalker
Location
Brisbane, QLD
First Name
Christian
Drive
'96 Galant VR4, '17 MB A180, '25 Macan GTS
how accurate is your boost gauge and how cold is it right now in UK?
 

naughtika

OzVR4 Stalker
Location
Brisbane, QLD
First Name
Christian
Drive
'96 Galant VR4, '17 MB A180, '25 Macan GTS
how many people were in the car?

from memory, cold weather contributes as well to boost cut
 

6A13TT TYPE S

3 AYC Bars
Lifetime Member
Location
New Zealand
First Name
Adam
Drive
1999 Legnum VR4 Type S
Our ecus cut fuel based on a air flow number.
Lower temp at the same boost = more air so colder temps will cause fuel cut at lower boost levels.
Around 11-12psi sounds about normal
This is why most people opt for a 3 port solenoid controled by the stock ecu and reflash the ecu to raise boost and raise the fuel cut limits.
 
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