Nissan P155b-00 Site

: Open or shorted wires along the Local Interconnect Network (LIN) bus line—which connects the battery sensor directly to the ECM—will drop communication entirely. Key Symptoms to Watch For

Many modern Nissan vehicles require a when a new battery is installed. If you replace a dead battery without resetting this internal counter via a professional diagnostic tool, the vehicle will assume the old, degraded battery is still installed and continue throwing P155B-00. Step 4: Verify Ground Straps and Fuses nissan p155b-00

Because the current sensor is built directly into or around the negative battery terminal clamp, surface corrosion, battery acid leakage, or a loose physical connection will disrupt the sensor's ground loop and reading accuracy. 2. Defective Battery Current Sensor : Open or shorted wires along the Local