This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
maftcalibrationbywbo2 [2008/01/23 18:57] DSMmaniac_Big_O |
maftcalibrationbywbo2 [2010/05/13 10:45] dmertz |
||
---|---|---|---|
Line 1: | Line 1: | ||
- | ====== History ====== | + | ====== MAFT Calibration by Logged WBO2 ====== |
The following has been copied from the DSMLink forums. The original (courtesy of Ron Francis) may be found at in this [[http://www.dsmlink.com/forums/showthread.php?t=3529|user support forum thread]] (registered DSMLink users only). The text below has been updated to include 1g-specific info, as well as other minor edits. | The following has been copied from the DSMLink forums. The original (courtesy of Ron Francis) may be found at in this [[http://www.dsmlink.com/forums/showthread.php?t=3529|user support forum thread]] (registered DSMLink users only). The text below has been updated to include 1g-specific info, as well as other minor edits. | ||
Line 55: | Line 55: | ||
Example: If the fuel trim is at a constant +7%, add +7% to the 250 Hz slider in the airflow table. Repeat until you are happy. | Example: If the fuel trim is at a constant +7%, add +7% to the 250 Hz slider in the airflow table. Repeat until you are happy. | ||
+ | |||
+ | |||
Line 75: | Line 77: | ||
| Adjustment | +17%| +25%| +13%| +4%| +3%| -1%| | | Adjustment | +17%| +25%| +13%| +4%| +3%| -1%| | ||
+ | **Note:** The following calculation method provides a crude approximation of the needed adjustment and depends on the estimated and measured A/F ratio values being somewhere near 10:1. Use ECMLink's correctly calculated WBFactor value instead. | ||
A simple formula for calculating this is:<code> | A simple formula for calculating this is:<code> |