What does a transmission light mean?
When your transmission light comes on the best thing you can do is stop driving as soon as you can. This warning light means that your transmission is in imminent danger right now. As soon as you’re able to do so you should find a place to stop the vehicle and let it sit until your transmission is able to cool down.
What are the symptoms of a bad throttle actuator?
Engine stalling: If your engine stalls when you release the throttle, your throttle actuator may be the problem. Usually, when you let off the throttle, your engine speeds drops slowly to idle. A faulty throttle actuator can allow the engine speed to drop too fast and completely stall your engine.
What does the lightning bolt dash light mean?
Electronic Throttle Control
This is the Electronic Throttle Control (ETC) Indicator symbol. This light, a lightning bolt between reversed brackets or parenthesis, will illuminate if there is a problem in the electronic throttle control system. As an electronic system, it can sometimes be reset with a restart.
What does electronic throttle control ( etc ) light mean?
Electronic Throttle Control (ETC) Light – Meaning, Function & Causes Back in the day, your vehicle’s throttle body had a wire that connected to the pedal. When you pushed the pedal, you opened the throttle body, and you increased the amount of air that enters your engine.
What is the first sign of throttle control failure?
The first sign of throttle control failure is a non-responsive throttle. This happens when you press the throttle but you do not get a quick response in terms of faster acceleration. You will feel a weak throttle response and at times a jitter before your car accelerates.
How does the throttle control system work in a car?
About the throttle control system. For most of the 20th century, throttle control involved a direct, mechanical connection between your accelerator and the engine. But as emissions control and fuel economy regulations became more strict, computers were developed to provide more precise metering of the air-fuel mixture that goes into the engine.
What is the diagnostic code for bad throttle position sensor?
Using a code reader, you should be able to confirm whether a faulty TPS is the culprit or a different component. Diagnostic trouble codes P0120, P0121, P0122, P0123, and P0124 are what will commonly appear. The engine can stall for no reason and without any warning. This happens when the TPS gives incorrect information to the ECM.