Air_fuel_example.xls

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Block 002 Data TIME STAMP

Idle speed 700-820 rpm /min RPM 1680 1720 1760 1800 1880 1960 2040 2080 2160 2240 2360 2440 2520 2640 2720 2800 2920 3040 3120 3240 3360 3440 3520 3640 3760 3840 3960 4040 4160 4240 4320 4400 4520 4600 4680 4800 4840 4920 5040 5080 5160

Engine load 15-25% % Engine Load % 78.9 84.2 88.7 92.5 97 103 109.8 117.3 124.8 131.6 139.1 144.4 147.4 151.1 151.9 154.1 155.6 157.1 157.9 157.9 160.2 161.7 160.2 160.2 158.6 157.1 157.1 155.6 154.9 153.4 154.1 153.4 154.1 154.9 154.1 152.6 153.4 152.6 151.1 151.1 151.9

Inj. period Air mass in 2.0 - 4.0 ms 2.0-4.5 g/s ms g/s Inj. Period (ms) Air mass in (g/s) 8.84 27.53 9.86 30.06 9.86 31.67 10.88 32.81 11.9 36.83 12.24 41.28 13.26 45.89 14.28 50.31 14.96 54.53 15.64 59.28 16.32 65.75 17 68.72 17 71.75 17.68 78.42 17.68 78.31 18.02 85.64 19.04 87.72 19.38 91.25 19.72 92.81 20.06 97.33 20.4 102.92 20.74 106.03 20.4 108.06 20.4 111.25 20.06 114.58 20.06 113.42 19.72 118.72 19.72 119.58 19.72 121.36 19.38 122.31 19.72 128 19.72 130.81 19.72 132.58 20.06 137.08 20.4 136.36 21.08 140 21.76 142.31 22.1 143.5 22.1 145.67 22.44 146.67 22.78 148.08

Calculated V

Avail. Inj. Time ms 71.43 69.77 68.18 66.67 63.83 61.22 58.82 57.69 55.56 53.57 50.85 49.18 47.62 45.45 44.12 42.86 41.10 39.47 38.46 37.04 35.71 34.88 34.09 32.97 31.91 31.25 30.30 29.70 28.85 28.30 27.78 27.27 26.55 26.09 25.64 25.00 24.79 24.39 23.81 23.62 23.26

5240 5320 5360 5440 5520 5600 5640 5720 5760 5840 5920 5960 6040 6080 6160 6200 6240 6280

149.6 149.6 148.9 148.1 148.1 146.6 146.6 145.9 144.4 143.6 139.8 140.6 138.3 139.1 136.1 132.3 128.6 126.3

22.78 22.44 23.12 22.78 22.78 22.44 22.78 22.78 22.78 22.78 21.76 21.76 21.42 21.42 20.74 20.4 19.72 19.04

150.92 150.92 151.94 155.89 154.14 154.64 156.14 158.42 159.44 161.25 156.89 159.44 159.94 162.56 157.78 157.81 155.64 150.19

22.90 22.56 22.39 22.06 21.74 21.43 21.28 20.98 20.83 20.55 20.27 20.13 19.87 19.74 19.48 19.35 19.23 19.11

Calculated Values

Chart Data

adjustable constant ~ 0.003528333 Inj. Duty Cycle, Requested Inj. Mass A/F ratio % grams --12.38 0.02999 16.39 14.13 0.03359 15.61 14.46 0.03359 16.07 16.32 0.03719 14.70 18.64 0.04079 14.41 19.99 0.04199 15.05 22.54 0.04559 14.80 24.75 0.04918 14.75 26.93 0.05158 14.68 29.19 0.05398 14.71 32.10 0.05638 14.82 34.57 0.05878 14.37 35.70 0.05878 14.53 38.90 0.06118 14.57 40.07 0.06118 14.12 42.05 0.06238 14.71 46.33 0.06598 13.66 49.10 0.06718 13.40 51.27 0.06838 13.05 54.16 0.06958 12.95 57.12 0.07078 12.98 59.45 0.07198 12.85 59.84 0.07078 13.01 61.88 0.07078 12.95 62.85 0.06958 13.14 64.19 0.06958 12.74 65.08 0.06838 13.15 66.39 0.06838 12.99 68.36 0.06838 12.80 68.48 0.06718 12.88 70.99 0.06838 13.00 72.31 0.06838 13.04 74.28 0.06838 12.87 76.90 0.06958 12.85 79.56 0.07078 12.35 84.32 0.07318 11.96 87.77 0.07558 11.67 90.61 0.07678 11.40 92.82 0.07678 11.29 95.00 0.07798 11.11 97.95 0.07918 10.87

RPM 1680 1720 1760 1800 1880 1960 2040 2080 2160 2240 2360 2440 2520 2640 2720 2800 2920 3040 3120 3240 3360 3440 3520 3640 3760 3840 3960 4040 4160 4240 4320 4400 4520 4600 4680 4800 4840 4920 5040 5080 5160

Load % A/F ratio 78.9 16.39 84.2 15.61 88.7 16.07 92.5 14.70 97 14.41 103 15.05 109.8 14.80 117.3 14.75 124.8 14.68 131.6 14.71 139.1 14.82 144.4 14.37 147.4 14.53 151.1 14.57 151.9 14.12 154.1 14.71 155.6 13.66 157.1 13.40 157.9 13.05 157.9 12.95 160.2 12.98 161.7 12.85 160.2 13.01 160.2 12.95 158.6 13.14 157.1 12.74 157.1 13.15 155.6 12.99 154.9 12.80 153.4 12.88 154.1 13.00 153.4 13.04 154.1 12.87 154.9 12.85 154.1 12.35 152.6 11.96 153.4 11.67 152.6 11.40 151.1 11.29 151.1 11.11 151.9 10.87

99.47 99.48 103.27 103.27 104.79 104.72 107.07 108.58 109.34 110.86 107.35 108.07 107.81 108.53 106.47 105.40 102.54 99.64

0.07918 0.07798 0.07779 0.07663 0.07550 0.07441 0.07387 0.07282 0.07231 0.07130 0.07032 0.06984 0.06890 0.06844 0.06753 0.06709 0.06665 0.06598

10.91 10.91 10.93 11.22 11.10 11.13 11.24 11.41 11.48 11.62 11.31 11.49 11.53 11.72 11.38 11.38 11.23 10.87

5240 5320 5360 5440 5520 5600 5640 5720 5760 5840 5920 5960 6040 6080 6160 6200 6240 6280

149.6 149.6 148.9 148.1 148.1 146.6 146.6 145.9 144.4 143.6 139.8 140.6 138.3 139.1 136.1 132.3 128.6 126.3

10.91 10.91 10.93 11.22 11.10 11.13 11.24 11.41 11.48 11.62 11.31 11.49 11.53 11.72 11.38 11.38 11.23 10.87

AWP ~ Air/Fuel Ratio ( Upsolute version 6 ) [calculated from VAG-COM - Block 002] 180

18.00

160

17.00

140

16.00

120

100

Load % A/F ratio

14.00

80 13.00 60 12.00

40

11.00

20

0 1500

2000

2500

3000

3500

4000 RPM

4500

5000

5500

6000

10.00 6500

Air/Fuel Ratio

Engine Load %

15.00

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