Does the Dongfeng Nissan P0846 fault need to be repaired?

[SaraLynn]

Dongfeng Nissan P0846 fault needs to be repaired. The P0846 fault is a transmission pressure sensor fault, and the transmission valve body needs to be replaced. The symptoms of a damaged transmission valve body are: 1. After the transmission develops a fault, the computer can detect it, and the fault light will illuminate to alert, entering the lock-up state, which is the protection mode; 2. The transmission oil temperature is too high, causing the transmission to jerk. Taking the 2021 Venucia D60 1.6L Entry Manual Comfort Edition as an example: its length, width, and height are 4756mm, 1803mm, and 1487mm respectively, with a wheelbase of 2701mm, equipped with a 5-speed manual transmission, the body type is a 4-door 5-seater sedan, and the maximum speed reaches 180 kilometers per hour.

[SanKeira]

My Dongfeng Nissan had previously thrown the P0846 trouble code, and at the time, I felt like the transmission was constantly stuck in a certain gear, making starts and acceleration less smooth. Initially, I thought it was a minor issue and ignored it, but after a few weeks, the fuel consumption skyrocketed, and there was a "clicking" sound when parked. That's when I panicked and rushed to the repair shop for a check. The technician tested the wiring and sensors and found it was a valve body issue. Replacing a small part fixed it, costing just over a thousand yuan in total. Looking back now, I really regret delaying it—if the transmission had been damaged, repairs would have cost several thousand. So, this kind of fault can't wait; it affects driving safety, especially on highways where gear shifting issues can easily lead to accidents. My advice is not to gamble with luck—get it checked at a professional shop sooner rather than later. Early action means peace of mind, saving both hassle and money.

[LaClaire]

I've encountered the P0846 fault code on my Nissan before. Typically, it indicates an issue with the transmission's sensor or valve body circuitry. When driving, you'll notice symptoms like jerky gear shifts, sluggish acceleration, and even warning lights on the dashboard. It's essential to inspect wiring connections, sensor conditions, and fluid pressure data. Ignoring this can lead to serious consequences—from increased fuel consumption and loud noises to complete transmission failure, which doubles repair costs. I once tried diagnosing it myself using a scan tool to analyze data streams and pinpoint the problem area, but ultimately, it had to go to the shop for parts replacement. The repair process is straightforward and usually takes a day. Remember, this isn't a minor issue—it threatens long-term vehicle health, so immediate action is crucial.

[LaMadison]

Encountered P0846, felt like a transmission strike signal, with noticeable jerking during gear shifts and sluggish power output. Leaving it unrepaired would lead to chain damage, such as gear wear or overheating breakdown. I went straight to the 4S shop, and the technician said it was a sensor circuit issue. Timely repair could still save the transmission, costing less than 800 yuan to fix. Now the car runs much smoother.

[MacEmerson]

Encountering a P0846 fault in a Dongfeng Nissan with delayed gear shifts and a 'clunking' sound definitely requires repair. Although the symptoms seem minor, the underlying risks are significant—potentially leaving the car 'crippled' or causing sudden loss of power while driving, which is highly dangerous. I recommend first checking the fuses and connection points as a simple initial step. In most cases, replacing the sensor or adjusting the valve body is necessary, typically costing a few hundred to a thousand yuan for repairs. Don't delay, as postponing could lead to additional transmission repairs at a much higher cost. Addressing the issue promptly ensures safety and extends your beloved car's lifespan.