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Home >> BMW >> 2013 >> Z4 28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine - Tightening Torques (N54)) >> Coolant Pump With Drive >> 11 51 Coolant pump with drive

11 51 Coolant pump with drive

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TIGHTENING TORQUE SPECIFICATION - COOLANT PUMP WITH DRIVE

  Type Thread Tightening specification Measure
1AZ Coolant pump to crankcase N54 M8 x 26 Replace screws.
Thread repairs exclusively with aluminum Helicoil threaded insert.
Jointing torque and angle of rotation must be observed without fail.
 
Jointing torque 10 Nm
Torque angle 90 °
2AZ ASA screw
Coolant pump to bracket.
N54 M8 x 27   20.5 Nm
3AZ Hose clamp
Coolant hose between coolant pump and coolant thermostat.
N54 L42-48   3 Nm
4AZ Hose clamp
Coolant hose between coolant pump and feed line.
N54 L42-48   3 Nm