Does the throttle need to be matched after cleaning?

1 Answers
LilyDella
07/29/25 6:38am
Cleaning the throttle must be followed by computer matching. Below is relevant information about the throttle: 1. Throttle function: The throttle is a controllable valve that regulates air intake into the engine. After entering the intake pipe, the air mixes with gasoline to form a combustible mixture, which then burns to generate power. Connected to the air filter above and the engine block below, it's often referred to as the throat of a car engine. 2. Throttle cleaning: Precisely because electronic throttles have self-adjusting functions, matching is required after cleaning. Assuming the throttle opening is 8% without carbon deposits, as carbon builds up, the throttle opening increases - say to 18%. After cleaning the carbon deposits, the throttle can't immediately recognize it's been cleaned, so the computer will still maintain the idle opening at 18%.
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