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Home >> Cadillac >> 2024 >> LYRIQ Tech, AWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Plug-In Charging System - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P32E7 >> Circuit/System Verification
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Circuit/System Verification

  1. Verify DTC P2980, P3002-P3007, U02CE, U05CF is not set
    • If none of the DTCs are set & DTC P32E7 is set 
    1. Attempt to DC Fast Charge the vehicle at a known good charging station
    2. Ignition/Vehicle OFF, all access doors closed, all vehicle systems OFF, and all keys at least 3 m (9.8 ft) away from vehicle. It may take up to 10 min for all vehicle systems to power down.
    3. Ignition ON/Vehicle In Service Mode.
    4. Verify DTC P32E7 is set and no other DTC's related to DC Fast Charging set.
      • Verify if DTC P32E7 is set
      1. Program the K16 Battery Energy Control Module.
      2. Verify DTC P32E7 is not set again.
        • If the DTC is set again, replace the K16 Battery Energy Control Module.
        • Go to next step: If DTC P32E7 is not set again
      3. All OK.
    • Go to next step: If none of the DTCs are set 
  2. Advise customer to notify the charging station manufacturer and charge vehicle at a different charging station.