What is the reason for the D gear flashing and loss of power while driving?

1 Answers
VonLawson
07/24/25 5:11pm
The reasons for the D gear flashing and loss of power while driving are as follows: 1. Signal error: When the transmission shift valve position sensor signal is incorrect, it cannot detect which gear it is in. 2. Shift valve problem: The gear is not engaged properly, and the oil passage cannot open. Information about the D gear is as follows: 1. D gear: Also known as the drive gear, when the shift lever is placed in this position, the hydraulic control system automatically connects the corresponding forward gear oil circuit based on the throttle opening signal and vehicle speed signal. 2. Function: When this gear is engaged, the vehicle moves forward. In this gear, the transmission automatically shifts between 1st and the highest gear based on the vehicle's speed and throttle condition.
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