Speedo and tach work fine until unit warms up.. then is goes wacky.. speedo bounces all over the place, tach shows higher RPM's then engine is running and the "PI" light and the "ABS" light blinks off and on until speedo and tach goes back to normal.. then when i hit a patch of rough road, it starts all over again
You just go to the link I attached I'm sure you will get the solution of your problem
1998 Dodge Caravan Service Repair Factory Manual INSTANT DOWNLOAD
SOURCE: check engine&abs light on, speedo and gauges go to 0
there would either be a shorted wire or the computer is malfunctioning. The only way to fix this problem is to have a mechanic put a scanner on your car and test it. AUTOZONE DOES IT FREE other wise it's about $40
SOURCE: 2006 ram, 4.7L. idle speed is iratic on cold
Idle flare is normal on all newer fuel injected cars. I think maybe you got a little paranoid,probably first spark plug change done by you. Gas milelage is easily explained in 2 ways, one the gov't is making the gas companies put oxygenated fuel into the gas & 2 you could go with a set of bosch oxygen sensors,pick up 15% more gas mileage
SOURCE: it starts fine, runs 20-30 seconds, runs rough,
check the actual fuel line. Also is it fuel injection or carberator
SOURCE: 2003 dodge pickup 5.7 hemi motor ---- driving
your problem sounds fuel related chk your fuel pressure. or simply turn key off then to on position (engine off) and see if u can hear your fuel pump run (2-3 sec) then it will turn off.
SOURCE: 1998 dodge ram pickup 318 eng.
If the engine seems to run fine over 1450 RPM maybe there is a vacuum hose leaking or EGR valve is slightly stuck open. Any help from the OBD II trouble codes? Or is there simply no MIL and no stored information in the OBD II computer read at the local parts store through the connector by the drivers knee?
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