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 "No Ready" condition, the car entering a "Reduced Power" or "Limp" mode, and multiple dash warnings related to the EV/HV system. nissan p318097

: Technicians use an insulation tester (megohmmeter) to inject high voltage into the battery and check for leaks to the chassis. : Ironically, a weak or discharged standard 12V

: One of the most documented causes for P3180-97 in Nissan Note e-POWER models is a failing air conditioning compressor. Because the compressor is powered by the high-voltage battery, an internal short can leak current, triggering isolation faults like P3180-97 and P0AA6. : Technicians use an insulation tester (megohmmeter) to

: 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