Important application specific settings, Engine, Cam/crank – AEM Infinity Supported Applications - Mitsubishi 1990-1994 4G63 Engine User Manual
Page 4: Injector setup, Idle, Input function assignments, Ignition sync, Infinity tuner wizard setup engine

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IMPORTANT APPLICATION SPECIFIC SETTINGS
Infinity Tuner Wizard Setup
Engine
In the Wizard Engine tab confirm the following settings:
Number of Cylinders
= 4
Engine Cycle Type
= 4 Stroke
Ignition Type
= Wasted Spark
Firing Order
= 1-2-1B-2B Wasted Spark
Cam/Crank
In the Wizard Cam/Crank tab confirm the following setting:
DSM 1G/2G (1990–1999)
Add a text grid control to your layout and select the following channels. Make sure their values match
the settings below for initial timing sync. These values will be populated when the Cam/Crank pattern is
selected.
CamSyncAdjustment
= 3
TrigOffset [degBTDC]
= 176
Injector Setup
In the Wizard Injector Setup tab confirm the following setting:
Number of Injectors = 4
Idle
In the Wizard Idle tab confirm the following settings:
Idle Stepper Max Steps
= 33
For 1990 Models: Idle Airflow Invert
= Checked
For 1991+ Models: Idle Airflow Invert
= Unchecked
Input Function Assignments
In the Wizard Input Function Assignments tab confirm the following setting:
AC Request Switch Setup = Digital 6
Ignition Sync
See QuickStart Guide section Setup: Ignition Sync for instructions on timing sync.