Weekly digest
© 2019 MOTORSPORT NETWORK. All rights reserved.
Sign up to receive latest updates for Ferrari News, Threads, and Classifieds
I agree with Privacy Policy
My Check Engine Light came on so I scanned it with a basic tool. ELM 327 (ebay bluetooth unit with an app on my phone) and got the code P1090....
Hooked up an OBDII reader (Autel) to troubleshoot my '99 550, and failed to read from the ECU. It showed voltage of 12.2v, which seemed legit....
