Poor wiring connections, specifically in the CAN bus network or around the battery, can cause data corruption that triggers this code.
If diagnostic data points to this, replacing the sensor on the negative battery cable is the most common fix. nissan p155b00
You might experience poor acceleration or inconsistent idle speed. Poor wiring connections, specifically in the CAN bus
Inspect the wiring on the negative battery terminal to ensure it is not loose or corroded. How to Fix the Nissan P155B00 Code Poor wiring connections
Ensure the alternator is providing 14.8V14.8 cap V while the engine is running.
In some instances, the internal circuit driver within the computer fails to ground properly, requiring a module update or replacement.
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