Log in

View Full Version : Tach goes up and down


JDLR71
Apr 17, 2011, 01:49 PM
92 accord tach jumps between 1300 and 2500 when in park in drive its OK.. plugs,wires and cap are new what can be the cause
THAnks

TxGreaseMonkey
Apr 17, 2011, 03:04 PM
Replace the Ignition Control Module (ICM):

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-4.html#post265896

It's best to do the coil, too, while you have the distributor open.

You'll enjoy this link, since it relates directly to your problem:

https://www.askmehelpdesk.com/cars-trucks/faq-how-troubleshoot-repair-maintain-hondas-selected-other-vehicles-46563-3.html#post260436