TunerPro User Forum

Hi, I had a simular problem. In my case my crank reference was out. When I believed i only had 8 deg advance, it was in fact 18 deg, To check, set the engine up with say 20 deg advance at idle and check it with a timing light, you should see 20 deg on the timing marks, if not see what the crank refe...

Thanks Adrian, yes it was inserting the incorect checksum I have found the correct loc for AA and it works great, ( with help from the forum) I was having so many problems due to the engine tuner that originaly set the eprom program uses his own code, so no definition is able to work. ( I was told t...

Thanks for the reply,
I have emailed the file

steve

Hi, I am having a problem with file editing and the check sum, If I extract the bin file from the eprom 27c512 and program another, no problem, the new eprom works fine. If I hex edit the file and change any data, the eprom will not work and the computer returns code 51, limp home mode. Cam anybody ...