T&T Tuning Factory

Modification Rom-Data / SR20DET ECU

Input data
Airflow-Meters
SR20DET (PS13)
RB20DET (R32)
VG30DETT (Z32)
maximum measured hp

(VQ-MAP 0700-077Fh)


Injectors cc/min
Max-Rev rpm
Boost kg/m

(Boost-Limit 02F0h-02FFh)


(Fuel-Gain 000Ah) h


Address
data area 0000h-7FFFh 32KB
speed limit 0031h 1bit = 2km/h
speed limit 05C9h-05CAh 1bit =
rev limit 005Ch-005Dh 1bit = 12.5rpm
rev limit 05C0h-05C1h 1bit = 12.5rpm
boost limit 02F0h-02FFh 1bit =
ttp-min 0390h-039Fh 1bit =
ttp-max 03A0h-03AFh 1bit =
tp-scale(fuel) 00F0h-00FFh 1bit =
tp-scale(ignition) 0490h-049Fh 1bit =
rev-scale(fuel) 00E0h-00EFh 1bit = 50rpm
rev-scale(igniton) 0480h-048Fh 1bit = 50rpm
fuel-map(high octane) 0100h-01FFh 1bit =
fuel-map(regular) 0E00h-0EFFh 1bit =
acceleration increase 0200h-020Fh 400rpm
IG-map (high octane) 0D00h-0DFFh 1bit = 1dec
IG-map (regular) 0800h-08FFh 1bit = 1dec
dwell-duty 0C40h-0C5Fh 1bit =
vq-map 0700h-077Fh use each
fuel gain 000Ah 000Bh 1bit =
noworking feedtime 001Bh 1bit = 1mmsec

Selection of Airflow-meter is indispensable.
Output data is a basic value. Please readjust each one.
Go to CA18DET ECU
You must tune

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