/en/qa/tag/tachym%C3%A8tre Powered by Question2Answer /en/qa/98572/jeep-grand-cherokee-2001-tachometer-signal <pre class="tw-data-text tw-text-large XcVN5d tw-ta" dir="ltr" id="tw-target-text" style="unicode-bidi: isolate; font-size: 28px; line-height: 36px; background-color: rgb(248, 249, 250); border: none; padding: 2px 0.14em 2px 0px; position: relative; margin-top: -2px; margin-bottom: -2px; resize: none; font-family: inherit; overflow: hidden; width: 277px; white-space: pre-wrap; overflow-wrap: break-word;"> </pre> <div> Hello, I am using an Evo-All version 7 system on a 2001 Jeep Grand Cherokee, normally the firmware used should be 4.06, this is only available on version 6, so I use 74.22, everything works perfectly well except the tachometer signal which is not suitable, when I use my remote start the engine starts well then shuts off after a few seconds (the skim works well the problem does not come from the)</div> <div> &nbsp;</div> <div> I know that some people will tell me to buy a version 6 in order to put firmware 4.06 in it but I live in France and it is very difficult to find the Fortin brand here, and therefore even more difficult to have a choice on the hardware versions ...</div> <div> &nbsp;</div> <div> &nbsp;</div> <div> &nbsp;</div> <div> Do you have a solution? Is the signal present and not strong enough? (I ordered a digital oscilloscope to check this) Would it be possible to get an update worthy of the name for the J1850 protocol and the Evo-All version 7?</div> <div> &nbsp;</div> <div> &nbsp;</div> <div> &nbsp;</div> <div> Hoping to have a solution ...</div> Jeep /en/qa/98572/jeep-grand-cherokee-2001-tachometer-signal Sun, 04 Oct 2020 18:41:33 +0000