Nissan P155b00 -

: Use a diagnostic tool to monitor the EGR temperature sensor readings in real-time. If the reading stays at a fixed extreme (e.g., -40°C or 500°C+) regardless of engine temp, the sensor or circuit is likely open/shorted.

This code is increasingly common in modern Nissan models like the Rogue, Altima, and Sentra nissan p155b00

: Corrosion or damaged pins in the electrical connector—often due to its exposed location—can disrupt communication. LIN Bus Communication Error : Use a diagnostic tool to monitor the