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Old 07-10-2015, 12:40 AM   #19
ztan
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<Off topic> Examples of CAN requests to ECU using Drew Tech Canbus tools:

Engine on idle, requesting MAF data

OBD Mode 01:
Send:
00 00 07 e0 01 10 (mode 01, PID 10)
Response:
00 00 07 e8 41 10 03 b8 (repsonse 41 (01+40), PID 10, Data 03 B8 (7.68 g/s)

OBD Mode 23:
Send:
00 00 07 e0 23 14 ff f8 7c 70 04 (mode 23, 14:?number of parameters + data length, RAM address FFF87C70, 04:?bytes expected)
Response:
00 00 07 e8 63 41 15 e6 66 (response 63 (23+40), data 4115e666 (IEEE 754 float = 9.37 g/s)
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