Check the gas pedal. My daughters engine power reduced message came on and we thought it was the battery and alternator. We replaced those and the car still was doing the same thing--(loss of power only would go 50 mph). We were told it was the gas pedal. We had it changed and the sensor changed and the message went off her display and has been running ever since. H
Fix the cause of the light coming on and the light will reset itself within a few drive cycles.
The "Reduced Engine" Warning Light alerts drivers when/if there is a serious problem with the transmission and/or one or more of the engine system components.
Light with a lock on the car
need more information to answer your question.
press the lens on the light.
Scan tool
Check engine light. Should be able to take it to AutoZone and they'll put their reader to it to tell you what's going on with your engine.
If the check engine light code is "Random Multiple Misfirings", you need a tune up. Have the spark plugs and wires changed. The loss of power is due to misfirings.
The battery in the key fob is low.
Sylvania 3357 or 3157
If a knock sensor was bad, the check engine light would be illuminated and the code(s) set would indicate so.
Why are ets and engine light on in 98 Chevy cavalier