Possible Causes
- Electrical cause
- Mechanical cause
- Control Module Cavity
- Circuit reference B_D_LIN. Communication bus
- Active grille air shutter and active grille air shutter motor power
- Active grille air shutter and active grille air shutter motor ground
- Prioritised List of Possible Causes
- The powertrain control module detected an internal temperature above the expected range
- Active grille air shutter and active grille air shutter motor circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Connector is disconnected, connector pin is backed out, connector pin corrosion
- Active grille air shutter and active grille air shutter motor mechanical integrity
- Active grille air shutter and active grille air shutter motor failure