WebJan 18, 2009 · During warm-up conditions, the voltage between the White wire and battery ground should be 1.2 to 1.8V at idle (1.6-2.2V at 2500 rpm). The Red wire should be approximately .5 Volts (only ignition on, engine off), and the Black (ground) wire should be "approximately 0 Volts" (engine idling during warm-up conditions). WebFeb 16, 2011 · If your vehicle revs to 3000 rpms and it won't go more than 20 mph, it sounds like your transmission isn't shifting past 1st gear. ... I have a 1997 Ford Thunderbird 4.6L and I floor it my car wont go pasted 40 mph or if im past 50 mph and if i try to floor it wont go past 80 mph and then start to deacclerate. ... 0 helpful. 1 answer. My 2002 ...
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WebOct 11, 2016 · Also when I accelerate sometimes the rpms wont go up, they will actually slowly drift down, then when I release the accelerator pedal, they jump up quick then fall back down. I have already changed the ignition coils. The spark plugs have maybe 10000 miles on them, theyre ac delco iridium plugs, it has taylor spiro cables on it. ... WebFeb 9, 2024 · Either your car is running out of fuel or it does not have enough power. And there are lots of causes behind your car losing the POWER especially when accelerating, some of them are: Malfunction of Actuators such as: bad spark plugs, bad fuel pump, bad injectors. Malfunction of Sensors such as: Oxygen sensor, MAF sensor, Crankshaft … earn in online
5 Reasons Car Won’t Accelerate but RPMs Go Up Automatic
WebNov 15, 2024 · Why a car won’t accelerate past 40. If your accelerating won’t go past 40 mph, then there might be a problem with your exhaust … WebMar 1, 2024 · Reasons Your Car Won’t Accelerate But RPMs Go Up. When a gas pedal is pushed down, the car is meant to accelerate. If it doesn’t, it could mean the transmission is slipping, or you have a bad torque … WebFeb 21, 2024 · 5. Fuel Consumption. A common sign of a bad accelerator pedal position sensor is a decrease or increase in fuel efficiency. When the pedal position sensor fails, it sends an incorrect signal to the engine … earnin online