1993 Acura Legend "rpm changing erratically" Questions

...rpm jumps up and down. What worng? Here is the common cause of surges (idle speed goes up and down), stalls at stops, slow idle speed, erratic idle speed, rough idle and engine hesitation (and other ...

...3.1 v-6 has a missfire under load and while looking at the data stream through my scan tool the rpm signal is erratic while the actual engine speed doesnt change. the data will show up to 4300

...and sometimes zero accompanied with minor power flucuations. Hi .... On your HOnda accord V6. The rpm is generated from the Distributor. The more possible problem for erratic RPM is the cam sensor ...

2000 Valkyrie. Running poor. Erratic idle, backfires. When RPM's are up, it runs good. I must give it throttle to keep it running. I drained fuel, replaced with 93 octane,changed the air filter. Stuck

...and your injector. The rpm goes up and drown erratically, check your distributor connections and the ground wires. If distrubutor has bad ground or conection can cause erratic behavior RPM

engine runs in idle +/- 2500 rpm good day, my peugeot 206 1999 runs on first start of the day erratic and stops, when start again it runs ok, when engine is warm it starts ok but runs at high idle +/-

...idle solenoid but still have occasional erratic idle. Sometimes idle is extremel fast (1500-2000 rpm). Does this regardless of engine temperature. Occasionaly will die when rpm is jumping up and ...

...changing/erratic,engine then races to high rpm,only at that time(high rpm)does timing mark maintain correct 10 deg consistently,then returns to rough poor idle- engine cycles like this and wont ...

How do you change a fuel pressure regulator? My car is jerking, stalling and has erratic RPM, could it be the fuel pressure regulator, or something else? could be anything,hook a scanner up to it to ...

when my car is in park my rpm hand keep going up and down Well, how many RPMs does it vary,and is it a steady drop and raise or erratic? On a Taurus,there are 4 or 5 heater positions that engage the ...