DTC B2221: Jam Protection Pulse Sensor Circuit on Back Door [08/2019 - ]: Fail-Safe

If the pulse sensor in the back door power window regulator motor assembly malfunctions (DTC B2221 is output), the power window functions will be restricted:

• The AUTO UP/ DOWN function is disabled.
• The MANUAL UP/DOWN function via the back door power window regulator switch assembly can be performed with the engine switch on (IG).