Jeep TSB #S2118000003
2021 Jeep Wrangler
Affected Component: BACK OVER PREVENTION
- Summary
- Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P051B ? Crankcase Pressure Sensor Circuit Performance, and/or P04DB ? Crankcase Ventilation System Disconnected, Set After Powertrain Control Module (PCM) Replacement