STAND ALONE COMPARISON

Perfect Power Product Comparison.

 

Fuel Injection

Fuel Injection XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Fuel Injection YES YES YES YES YES
Injection Sequential/Batch Sequential/Batch Sequential/Batch Sequential/Batch Sequential/Batch
Injection Outputs 4/8 4/8 4 4 8
Injector Trimming YES YES YES YES YES
Main Map Sites 384 384 384 384 384
Manifold Pressure Sites 24 24 24 24 24
Engine Temperature Sites 24 24 24 24 24
Air Temperature Sites 24 24 24 24 24
Max Duty Cycle 100% 100% 100% 100% 100%

Ignition

Ignition
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Ignition          
Cylinders 1, 2, 3, 4, 5, 6, 8, 10 1, 2, 3, 4, 5, 6, 8, 10 1, 2, 3, 4, 6, 8 1, 2, 3, 4, 6, 8 1, 2, 3, 4, 5, 6, 8, 10
Ignition

Sequential/

Wasted spark

Sequential/

Wasted spark

Sequential/

Wasted spark

Sequential/

Wasted spark

Sequential/

Wasted spark

Ignition Outputs 4/8 4/8 4 8 8
Direct Drive NO NO NO NO NO
Output Polarity POSITIVE POSITIVE POSITIVE POSITIVE POSITIVE
Main Map Sites 384 384 384 384 384
Manifold Pressure Sites 24 24 24 24 24
Engine Temperature Sites 24 24 24 24 24
Air Temperature Sites 24 24 24 24 24
Dwell Length Sites 24 24 24 24 24

Compensation

Compensation
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Compensation          
Acceleration Enrichment Map 3 3 3 3 3
Acceleration Enrichment Sites 72 72 72 72 72
Dwell Length Sites 24 24 24 24 24
Prime Enrichment Sites 24 24 24 24 24
Idle Motor Target Sites 24 24 24 24 24

Trigger Inputs

Trigger Inputs
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Balanced Crank Input YES  YES  YES  YES  YES
Balanced CAM Input YES YES YES YES YES
Triggers on Logic Signal YES YES YES YES YES
Input Trigger Modes 6 6 6 6 6
User Selectable YES YES YES YES YES
CAM on/off Option YES YES YES YES YES

Wide Band Lambda

Wide Band Lambda
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Built-In Wide Band Controller YES YES NO NO YES
Sensor Fault Reporting YES YES NO NO YES
Display in AFR YES YES NO NO YES
AFR Target Sites 384 384 - - 384
Limit Map Sites 16 16 - - 16
Long-Term Strategies YES YES NO NO YES
Auto-Tune Capabilities YES YES NO NO YES

Narrow Band Lambda

Narrow Band Lambda
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Narrow Band Lambda NO NO NO YES NO

Boost Control

Boost Control
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Turbo Boost Solenoid Control YES YES YES YES YES
Manifold Pressure Target Sites 24 24 24 24 24
PWM Bleed Valve Activation Sites 72 72 72 72 72
PWM Sites for Cruising 24 24 24 24 24
PWM Sites for Full Power 24 24 24 24 24
PWM Sites for Air Temp 24 24 24 24 24
PID Loop Control YES YES YES YES YES
Loop Response Time YES YES YES YES YES

Prime (Fuel)

Prime (Fuel)
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Sites accessed by Engine Temp (allowing extra fuel during starting) 24 24 24 24 24

Idle Control

Idle Control
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Target RPM Sites via Temperature 24 24 24 24 24
For 2 Wire Idle Motors YES YES YES YES YES
Min. and Max. PWM endpoints YES YES YES YES YES
Loop Response Time Setting YES YES YES YES YES

Setpoint Control

Setpoint Control
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Number of Setpoint Functions 14 14 14 16 16
Number of Assigned Relay Outputs 8 4 4 8 8
Output Drives 1.0A 1.0A 1.0A 1.0A 1.0A
High/Low Limit Setting YES YES YES YES YES
Soft Fuel Limit YES YES YES YES YES
Hard Fuel Cut YES YES YES YES YES
"OR" Function YES YES YES YES YES
"AND" Function YES YES YES YES YES
"Engine Light" Function YES YES YES YES YES

On-Board Indications

On-Board Indications
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
Unit Power Indication YES YES YES YES YES
Launch Control YES YES YES YES YES
Idle Up Fuel YES YES YES YES YES
External supply to sensors +5V +5V +5V +5V +5V
Upgradable Firmware YES YES YES YES YES
Number of maps (A and B) 2 2 2 2 2

Electronic Throttle Control

Electronic Throttle Control
XMS4-C XMS4-B XMS4-A XMS5-A XMS5-B
           
BOSCH Control Units YES NO NO NO NO
Dashboard Display Output NO NO NO YES YES
Speed Input NO NO NO YES YES
Virtual Dyno NO NO NO YES YES