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Old 01-25-2004, 12:21 PM   #1
z0s0
Scooby Newbie
 
Member#: 7146
Join Date: Jun 2001
Location: So Cal
Vehicle:
2015 Forester XT
Blue

Default High A/F at low load question (UTEC)

Before I build boost, I see that the A/F ratio is very high. Should I increase fuel in the low load areas? I've looked at other maps and didn't see that being done. Is it not a concern to run high A/F ratios at low load (10-60%)?

Rob

Code:
4403  -2.6 3.6 100  10    00   W/B  +16.7   49.0 ECU.   -5.2 245.00 3.5  >25:1
 4166  -0.8 3.8 101  40    00   W/B  +12.3   59.0 ECU.   -5.2 245.00 3.6  16.97 
 4380  +5.5 3.9 102  70    00   W/B  +11.7   74.0 +18.0  -5.4 245.00 3.7  10.86 
 4616 +12.1 3.9 102  90    00   W/B  +12.6   73.0 +19.6  -5.6 245.00 3.7  10.26 
 4789 +14.9 3.9 102  90    00   W/B  +12.9   72.0 +21.0  -5.6 245.00 3.7  10.26 
 4967 +16.6 4.0 102  90    00   W/B  +16.6   75.0 +21.0  -6.3 245.00 3.7  10.14 
 5175 +16.1 4.0 102  80    00   W/B  +17.0   78.0 +21.0  -6.3 245.00 3.8  10.12 
 5393 +14.7 4.1 102  70    00   W/B  +17.4   82.0 +21.0  -6.3 245.00 3.9  10.21 
 5649 +15.3 4.2 102  80    00   W/B  +17.1   87.0 +21.0  -6.4 245.00 3.9  10.34 
 5797 +15.5 4.2 102 100    00   W/B  +18.1   87.0 +19.0  -6.1 245.00 3.9  10.42 
 5878 +16.1 4.2 101  90    00   W/B  +18.0   88.0 +21.8  -6.2 240.00 4.0  10.36 
 6105 +17.4 4.2 102  90    00   W/B  +18.7   91.0 +22.7  -5.8 240.00 4.0  10.34 
 6253 +16.6 4.2  51  00    00   W/B  +21.5   29.0 +22.6  -5.5 ECU.   3.5  10.36 
 6172 +11.5 1.5   0  00    00   W/B  +11.0    7.0 +22.5  -5.5 ECU.   1.6  10.53
Code:
4357  +1.7 3.8  91  40    00   W/B  +12.0   60.0 ECU.   -5.3 245.00 3.7  13.03 
 4397  +7.2 4.0 100  70    00   W/B  +11.1   74.0 +18.2  -5.4 245.00 3.8  11.24 
 4498 +11.5 3.9 101  90    00   W/B  +12.1   74.0 +19.0  -5.6 245.00 3.7  10.34 
 4668 +14.3 4.0 101  90    00   W/B  +12.7   73.0 +20.2  -5.6 245.00 3.7  10.20 
 4734 +16.4 4.0 101  90    00   W/B  +12.8   74.0 +21.0  -5.6 245.00 3.7  10.06 
 4866 +16.1 4.0 101  90    00   W/B  +13.8   75.0 +21.0  -5.8 245.00 3.7  10.04 
 4975 +15.9 4.0 101  80    00   W/B  +15.4   76.0 +21.0  -6.3 245.00 3.8  10.02 
 5151 +16.1 4.0 101  90    00   W/B  +15.6   79.0 +21.0  -6.3 245.00 3.8  10.06 
 5128 +16.6 4.1 102 100    00   W/B  +17.2   80.0 +19.0  -6.3 245.00 3.8  10.21 
 5324 +16.1 4.1 101  90    00   W/B  +17.4   82.0 +21.0  -6.3 245.00 3.8  10.24
Code:
 4140  +1.1 3.4  98  20    00   W/B  +20.5   38.0 ECU.   -5.1 245.00 3.3  13.47 
 4642  +3.5 3.8 100  40    00   W/B  +13.2   63.0 ECU.   -5.5 245.00 3.7  12.67 
 5350  +7.0 4.1 100  60    00   W/B  +17.1   83.0 +21.0  -6.3 245.00 3.9  11.45 
 5941 +11.0 4.3 100  80    00   W/B  +17.4   89.0 +22.2  -5.4 240.00 4.0  10.68 
 6561 +13.3 4.3 101  90    00   W/B  +20.3   95.0 +23.2  -3.3 200.00 4.1  10.67
Code:
 5065  +0.8 3.9 101  10    00   W/B  +20.7   64.0 +21.0  -6.2 245.00 3.7  20.06 
 4516  +0.8 4.0 102  60    00   W/B  +10.4   77.0 +19.4  -5.5 245.00 3.8  18.33 
 4796  +6.8 4.0 102  80    00   W/B  +13.1   79.0 +21.0  -5.7 245.00 3.8  11.27 
 5159 +12.7 4.0 101  80    00   W/B  +16.1   78.0 +21.0  -6.3 245.00 3.8  10.11 
 5473 +15.1 4.1 102  80    00   W/B  +17.5   84.0 +21.0  -6.3 245.00 3.9  10.21 
 5546 +15.1 4.2 102  80    00   W/B  +17.2   87.0 +21.0  -6.4 245.00 4.0  10.43 
 5868 +15.1 4.2 101  80    00   W/B  +17.7   90.0 +21.5  -6.1 240.00 4.0  10.43 
 6195 +15.7 4.2 101  90    00   W/B  +18.3   93.0 +22.2  -5.6 240.00 4.0  10.30 
 6277 +15.5 4.3 102  80    00   W/B  +20.4   95.0 +23.0  -5.0 220.00 4.1  10.27 
 6653 +15.3 4.3 101  80    00   W/B  +20.6   97.0 +23.6  -4.7 220.00 4.1  10.21 
 6816 +15.1 4.3  99  80    00   W/B  +20.6   98.0 +24.0  -3.3 200.00 4.1  10.04 
 6574 +10.8 1.6   0  00    00   W/B  +11.0   32.0 +23.0  -5.5 ECU.   1.6   9.79 
 6161  +4.7 2.0   0  00    00   W/B  +10.7   32.0 +22.2  -5.5 ECU.   2.4  10.53 
 5159  +1.7 3.8 102  10    00   W/B  +24.1   52.0 +21.0  -6.2 245.00 3.6  14.08 
 4923  +0.6 4.0 101  40    00   W/B  +15.1   78.0 +21.0  -5.9 245.00 3.8  18.22 
 5151  +4.7 4.1 102  80    00   W/B   +2.0   85.0 +21.0  -6.3 245.00 3.9  12.23 
 5224 +12.1 4.1 102  90    00   W/B  +17.1   85.0 +21.0  -6.3 245.00 3.9  10.26 
 5393 +14.9 4.1 102  90    00   W/B  +17.6   85.0 +21.0  -6.3 245.00 3.9  10.24 
 5527 +16.6 4.2 102  90    00   W/B  +17.1   87.0 +21.0  -6.4 245.00 3.9  10.29 
 5583 +16.1 4.2 102  90    00   W/B  +17.6   88.0 +21.0  -6.4 245.00 3.9  10.33 
 5787 +15.7 4.2 102  80    00   W/B  +16.7   89.0 +21.0  -6.3 240.00 4.0  10.31 
 5878 +16.1 4.2 101  90    00   W/B  +16.9   90.0 +21.6  -6.1 240.00 4.0  10.30
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