WebApr 9, 2012 · Answer. Could be caused by several different things. Engine idle is controlled by computer but if it has a vacume leak it could cause your probem. Throttle plates need to be cleaned at times due to they can stick and not close to idle position as they should. Like many cars the thottle is controlled electronictly so you may need a professional ... Jan 9, 2010 ·
engine - No power at higher RPM - Motor Vehicle Maintenance
WebJul 19, 2024 · Vehicle: 2010 Prius. Model: IV. Seeing similar behavior on our 2010 Prius with 97k miles. Engine RPMs sometimes stay high after releasing pedal. Gas mileage is lower over last couple of months. Engine is also using oil, but that apparently is normal for Prius models of this age. #16 Welshdog, Jul 12, 2024. WebDec 11, 2010 · In most case, the rpm would like slowly climb down to under 1k. 2) while driving/speeding up. i depress the clutch pedal to change into the next up gear, the rpm would stay high (roughly 3-4k, where i normally change gear) until i release the clutch pedal and engage the gas pedal. alert in nova scotia
Throttle/idle problem after throttle body cleaning - Mazda3 Forums
WebFeb 11, 2024 · Here are some possible reasons your RPM is going up and down while driving: Worn-out spark plugs. Vacuum leaks. Bad idle air control valve. Malfunctioning … WebApr 2, 2015 · It is normal for curb idle to increase several hundred RPMs as full operating temperature is achieved. Caution: a “good” idle speed when half warmed up will be too high when fully warmed up, so you must accept the inevitable requirement for some “throttle nursing” until the bike is fully warm. Poor carb synch Vacuum leak WebJul 5, 2011 · sounds like carbs need a good cleaning you probably have your idle set up high to make up for it so when you left off after high rpm your throttle plates donnt really close … alert international conference