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Home >> Jeep >> 2022 >> Grand Cherokee 4xe >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P1E09 To P2100 >> DTC Troubleshooting >> P1E1D-Control Module Improper Wake-Up Performance >> Diagnostic Test

Diagnostic Test

REPLACE PCM AND RETEST FOR DTCS 

  1. If this DTC is present, replace and program the Powertrain Control Module in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL (PCM), REMOVAL AND INSTALLATION .
  2. Park the vehicle and allow it to sit with the ignition off for 8.5 hours.
  3. Turn the ignition on.
  4. With the scan tool, read Powertrain Control Module (PCM) DTCs.

    Did the DTC return?

    Yes 

    No 

    • Repair is complete. The Powertrain Control Module fixed the vehicle.
    • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .