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Home >> Jeep >> 2012 >> Grand Cherokee Laredo, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Passive Entry Module (PEM) - Electrical Diagnostics >> DTC Troubleshooting >> B229B-00-Passive Entry Module (PEM) Internal >> Diagnostic Test
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Diagnostic Test

  1. VERIFY THAT DIAGNOSTIC TROUBLE CODE (DTC) B229B-00-PASSIVE ENTRY MODULE INTERNAL IS ACTIVE 
    1. With the scan tool, record and erase the DTCs.
    2. Cycle the ignition switch off then back on.
    3. With the scan tool, read the Active DTCs.

      Does the scan tool display: DTC B229B-00-PASSIVE ENTRY MODULE INTERNAL as Active?

      Yes 

      No 

      • Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
      • Refer to STANDARD PROCEDURE and perform the BODY VERIFICATION TEST.