13 62 531 Replacing coolant temperature sensor (M52TU, M54)

WARNING: This page is about a different car, the 2005 BMW Z4, 2004 BMW Z4, and 2003 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.

Turn off ignition.

Installation location:

Coolant temperature sensor (1) is fitted below intake air manifold in cylinder head of cylinder 6.

Remove intake air manifold.

Fig 1: Locating Coolant Temperature Sensor

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Disconnect plug connection (1).

Unscrew temperature sensor.

Installation:

Tightening torque, see 13 62 2AZ in FUEL SUPPLY SYSTEM - TIGHTENING TORQUES .

Check coolant level, top up coolant if necessary.

Fig 2: Disconnecting Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Read out fault memory of DME control unit.

Check stored fault messages.

Rectify faults.

Then clear fault memory.