Nissan U1025-00 -

The high-speed CAN bus uses a twisted pair of wires (usually light green and light blue). A chaffed wire shorting to ground or battery voltage will kill all communication.

For vehicles 2005-2014, this is the most cost-effective permanent fix. Requires moderate soldering skill. nissan u1025-00

Professional services (e.g., UpFix, ModuleMaster) charge $100-$150 for this repair with warranty. The high-speed CAN bus uses a twisted pair

Modern Nissans have 10-20 different computers (modules). The Engine Computer (ECM), the Transmission Computer (TCM), and the Body Computer (BCM) need to share data constantly. Professional services (e

The CAN (Controller Area Network) is the digital bus system they use to talk. Think of it as a party line where everyone speaks at once but listens for their specific address.

U1025-00 specifically means there is a communication breakdown between the ECM, BCM, and TCM.