Old Aug 19, 2012 | 01:20 PM
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trevorradman
Joined: Aug 2012
Posts: 28
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From: Colorado Springs, CO
Default Dashdaq - How to Calculate Injector Duty Cycle?

I've done my searching, I am unable to get a usable Duty Cycle for my injectors. If you can share your calc that would be great.

1. What obdII paramater equates to Pulse Width? I have: Fuel System Status 1/2, Short Term Fuel Trims 1/2, Long Term Fuel Trims 1/2, but no pulse width. Do I need to calculate this with another calculator?

2. While setting up rescale calculator, is there some trick for inserting unit as %? I only see text/numeric values, how can I select special characters?

Here is the basic Injector Duty calculation posted by DrewTech:
Input Signal: IPW Paramater
Multiplier Signal: RPM(I'm using ZT-2 RPM)
Multiplier Sign: 1
Constant Multiplier: .00083
Offset Signal: Constant Offset
Offfset Sign: 1
Constant Offset: 0
Name: IDC Bank 1
Precision: 1
Units: % (Not an option!)
 
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