Why Does the Envision 1.5T Experience Jerking?

1 Answers
MacAlina
07/30/25 7:31am
The reason for the Envision 1.5T's jerking is due to a dirty transmission or excessively high transmission oil temperature. Dirty Transmission: Stubborn impurities and dirt have formed inside the transmission, which can clog the control lines, causing delays in the automatic transmission control valve and resulting in transmission jerking and impact. Excessively High Transmission Oil Temperature: The root cause of transmission issues is high transmission oil temperature. High temperatures can degrade the quality and friction characteristics of the transmission oil, increasing friction and wear, leading to transmission noise. Additionally, sludge (impurities or dirt) can form inside the transmission (such as in the valve body), causing delays in the automatic transmission control valve and resulting in transmission jerking and impact.
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