Nissan P318097 | Desktop |

: Common symptoms include a "No Start" or "No Ready" condition, the car entering a "Reduced Power" or "Limp" mode, and multiple dash warnings related to the EV/HV system.

: If a specific part—like the A/C compressor—is found to be leaking current, it must be replaced to restore the system's insulation integrity. Maintenance & Parts nissan note epower repair part 1 nissan p318097

: Ironically, a weak or discharged standard 12V auxiliary battery can cause "ghost" codes in the HV system. Technicians often recommend testing and charging the 12V battery first. : Common symptoms include a "No Start" or

: Dirt or moisture in HV connectors (such as the charging port or inverter plugs) can cause insulation resistance to drop below the safety threshold. Diagnostic and Repair Procedures Technicians often recommend testing and charging the 12V

: Technicians use an insulation tester (megohmmeter) to inject high voltage into the battery and check for leaks to the chassis.

: In Nissan’s diagnostic language, the sub-code "97" often refers to a system component failure where the signal is not reaching the control module or is invalid. Common Causes for P3180-97

The code (often colloquially referred to as "Nissan P318097") is a critical diagnostic trouble code (DTC) primarily associated with the high-voltage (HV) battery systems in Nissan e-POWER and Nissan Leaf electric/hybrid vehicles. Understanding Diagnostic Code P3180-97