Read ABS/front WSS with EFI?

DmaxRvRrat

New member
Mar 19, 2014
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Got a buddy who's having issues with his brake pedal pulsing. No ABS light on dash. Before I run over with my V2 does anyone know if EFI can read ABS codes and wheel speed data from ABS sensors and such? His pickup is an 02 duramax. thanks
 

thunder550

Active member
Apr 2, 2013
1,176
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Phoenix, AZ
^^ agreed. You have to use the scan tool on the computer IIRC (the V2 won't do it by itself), and there's a setting called Invasive Mode or something like that you have to select in the software to get it to ping all of the active modules. By default I think it only does ECM and TCM.