How to solve PCMTuner Unable to Read EDC17C74


PCMTuner failed to read EDC17C74 on bench mode. pinout was good.

where is problem with reading?

Pcmtuner Edc17c74 1 Pcmtuner Edc17c74 2

Here are some tips:

1. Give it 13.5v power supply and you’ll be fine.
or read again several times, it should be fine.


2. Try obd module 50 virtual read.

Feedback: done it like that (vr read) and write was Ok.