MAF Sensor Scalings

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We decided to publish often used MAF sensor scalings. This will make fuel tuning even easier.

Please keep in mind that you have to apply the MAF hack to your firmware binary when exceeding 1024kgh.

BMW M54B30 MAF

This is the scale of the M54B30 OEM MAF sensor.

BMW M54B30 MAF Scaling.png

id_maf_tab for copy and pasting
0.00 0.00 0.00 0.00 1.78 2.23 2.69 3.14 3.58 4.03 4.48 4.92 5.38 5.81 6.28 6.72
7.25 7.55 7.86 8.17 8.48 8.81 9.14 9.47 9.81 10.17 10.53 10.89 11.27 11.66 12.05 12.45
12.88 13.30 13.73 14.19 14.64 15.09 15.58 16.06 16.56 17.06 17.58 18.11 18.64 19.19 19.75 20.31
20.91 21.50 22.09 22.72 23.34 24.00 24.66 25.33 26.02 26.73 27.45 28.20 28.95 29.73 30.53 31.34
32.19 33.05 33.94 34.84 35.77 36.72 37.69 38.69 39.69 40.72 41.77 42.83 43.91 44.98 46.09 47.20
48.33 49.47 50.61 51.77 52.92 54.09 55.28 56.47 57.67 58.89 60.13 61.38 62.64 63.92 65.22 66.53
67.88 69.23 70.63 72.03 73.45 74.92 76.41 77.92 79.47 81.05 82.64 84.28 85.97 87.67 89.42 91.20
93.03 94.89 96.78 98.70 100.67 102.67 104.70 106.78 108.88 111.03 113.20 115.42 117.67 119.95 122.28 124.64
127.03 129.47 131.94 134.45 137.00 139.58 142.20 144.86 147.56 150.30 153.08 155.89 158.75 161.66 164.59 167.56
170.58 173.64 176.75 179.89 183.09 186.33 189.63 192.95 196.34 199.77 203.25 206.78 210.36 213.98 217.67 221.41
225.19 229.03 232.92 236.88 240.89 244.95 249.09 253.28 257.52 261.83 266.20 270.64 275.14 279.72 284.34 289.05
293.83 298.67 303.59 308.58 313.66 318.80 324.03 329.34 334.73 340.20 345.78 351.44 357.17 363.02 368.95 374.98
381.13 387.38 393.72 400.17 406.75 413.42 420.23 427.16 434.20 441.38 448.67 456.11 463.69 471.39 479.27 487.28
495.45 503.78 512.28 520.95 529.80 538.83 548.06 557.47 567.09 576.92 586.95 597.22 607.70 618.39 629.25 640.28
651.47 662.78 674.20 685.73 697.34 709.02 720.75 732.52 744.31 756.09 767.89 779.69 791.48 803.30 815.13 826.97
838.86 850.77 862.72 874.72 886.78 898.88 911.05 923.30 935.61 948.00 960.48 973.06 985.73 998.53 1011.42 1023.98

Audi RS4 MAF - Bosch 0280218067

The Bosch 0280218067 MAF sensor is one of the highest reading sensors used by OEMs. Sometimes you will also find it even cheaper under the replacement part number 0986280219.

The sensor itself is a slot-in type and comes premounted in a 83mm inner diameter tube. Matching connector can be found under VAG partnumber 1J0973775A.

Audi RS4 MAF Scaling.png

id_maf_tab for copy and pasting
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
0.00 0.00 0.00 0.81 2.41 4.00 5.59 6.91 7.94 9.00 10.06 11.16 12.16 13.25 14.31 15.41
16.50 17.59 18.75 19.91 21.09 22.31 23.50 24.69 25.91 27.19 28.44 29.75 31.16 32.56 33.94 35.41
36.91 38.41 39.91 41.50 43.09 44.75 46.31 47.91 49.50 51.09 52.81 54.56 56.34 58.19 60.09 62.06
64.00 66.09 68.16 70.31 72.44 74.69 77.00 79.41 81.81 84.19 86.75 89.34 91.94 94.56 97.19 99.91
102.69 105.50 108.31 111.16 114.06 117.00 119.94 122.94 126.06 129.09 132.19 135.41 138.56 141.84 145.34 148.91
152.59 156.34 160.16 164.06 168.06 172.16 176.25 180.56 184.91 189.31 193.75 198.34 203.00 207.69 212.56 217.44
222.44 227.44 232.59 237.81 243.06 248.34 253.84 259.41 265.06 270.75 276.59 282.59 288.59 294.75 301.06 307.44
313.91 320.44 327.09 333.91 340.75 347.75 354.81 362.09 369.44 376.91 384.50 392.19 400.06 408.00 416.06 424.25
432.59 441.06 449.81 458.66 467.66 476.84 486.16 495.69 505.34 515.16 525.09 535.25 545.56 556.00 566.69 577.56
588.59 599.81 611.19 622.81 634.56 646.50 658.56 670.81 683.19 695.81 708.56 721.50 734.91 748.56 762.41 776.44
790.84 805.41 820.16 835.16 850.34 865.69 881.31 897.09 913.09 929.41 946.25 963.31 980.56 998.09 1015.91 1034.06
1052.44 1071.09 1089.94 1109.06 1128.75 1148.75 1169.06 1189.69 1210.69 1232.06 1253.75 1275.75 1298.16 1320.84 1343.91 1367.31
1391.06 1415.16 1439.56 1464.34 1489.50 1515.00 1540.81 1567.00 1593.50 1620.41 1647.59 1675.16 1703.09 1731.31 1759.91 1788.84