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Home >> Infiniti >> 2017 >> QX70 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 243 (Hybrid Battery System (Diagnostic Trouble Codes (DTCS) P3030-P3300) (Hybrid)) >> DTC / Circuit Diagnosis >> DTC P31A7: Can Error INV/MC >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

  1. PERFORM SELF-DIAGNOSIS

    G-20 WITH CONSULT

    1. Perform "All DTC Reading" with CONSULT.
    2. Check "Self Diagnostic Result".
      DTC DTC detected control module malfunction parts
      P31A7 Only in "EV/HEV"
      • HPCM
      • Traction motor inverter
      Only in "HV BAT" Li-ion battery controller
      • "EV/HEV"
      • "HV BAT"
      		 Traction motor inverter

    Replace a malfunctioning part corresponding to the control module that DTC "P31A7" is detected.

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