Does the Dongfeng Nissan P0846 fault need to be repaired?

1 Answers
AndrewDella
07/28/25 9:06pm
Dongfeng Nissan Sylphy has a P0846 fault code, which indicates that the transmission pressure sensor switch is closed and the transmission solenoid valve is damaged. The transmission valve body needs to be replaced. The following are related symptoms of a damaged transmission valve body: 1. The transmission contains electronic components such as oil temperature sensors, speed sensors, and solenoid valves. When a fault occurs, the computer can detect it, and the fault light will illuminate to alert the driver, putting the transmission into a lock-up state, also known as protection mode. 2. During driving, there is a noticeable jerking sensation when shifting gears, and the vehicle may shake. This is caused by excessively high transmission oil temperature, internal stubborn dirt and impurities, leading to blockages in the valve body, which results in transmission jerking.
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