S14a sr20det fuel not cut when descelerating

[streetbike]

Hi all I have an issue with an s14a sr20det from england, fuel does not cut when descelerate so lots of explosions at the end of the catback when lift off the gaz.

seems not to have fuel cut table on the type 3 sr20 , anyone with same problem ?

thank you

[Matt]

The table exists just havent been able to find it yet

Do your TPS idle switch, TPS variable input and speed inputs all work correctly?

[streetbike]

yes all 3 are working good .

I already have had this problem on a mates car but after 1 week , probleme disapear by itself ... dont know why !!

mabe this one will do the same ..

[Matt]

can you record a log file including injection time and post it here?

[johnus]

Has it had any mods to factory dump valve ? these cars bacfire like crazy when its swopped for a vent to atmosphere DV or the DV removed all together (pidgeon mod)

[Matt]

Yeah was looking for MAF spikes or similar if you had a log file there

[streetbike]

the car is under rebuild now so can't do the log ... will make it when back on the road.