maintenanceAC System Diagnosis Torque Specsfor 2016 BMW Z4 3.0L I6 · RWDUnitslb-ftNm9 fastenersSeqComponentTorqueAngle—AC Line FittingsCriticalNew O-rings16 lb-ft · 21 Nm——Air Box Clips4 lb-ft · 5 Nm——Bracket Bolts16 lb-ft · 22 Nm——Connector Bolts5 lb-ft · 7 Nm——Cover Screws8 lb-ft · 11 Nm——Mounting Bolts21 lb-ft · 28 Nm——Oil Drain PlugCriticalUse new crush washer26 lb-ft · 35 Nm——Sensor Bolts8 lb-ft · 11 Nm——Wheel Lug NutsCriticalTorque in star pattern103 lb-ft · 140 Nm—📝 Suggest a correction to this torque spec