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Dodge TSB #1806422
2019 Dodge Challenger
TSB Document:
Affected Component: BACK OVER PREVENTION
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0452 - EVAP Pressure Switch Stuck Closed. P0455 - EVAP System Large Leak. P0440 - General EVAP System Failure. P0456 - EVAP System Small Leak.If DTC P0456 is present use the wiTECH Small Leak Verification test (SLVT) to determine if a leak is present in the system. Customers may also experience the following:Vehicle willfail to start when cold at times. Noise heard from the drivetrain while stationary and vehicle is in Sport/Trackmodes. Extended engine crank times.
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