13. FUEL INJECTION SYSTEM Downtown 300i ABS WTS SENSOR (Water Temperature Sensor) REMOVAL / INSTALLATION Drain the coolant from the cooling system. Disconnect the WTS sensor connector from the sensor. Remove the WTS sensor and O-ring. Install a new O-ring and WTS sensor. Always replace an O-ring with a new one. Tighten the WTS sensor to the specified torque. Torque: 1.2 kgf-m (12 N-m, 8.6 lbf-ft) Connect the WTS sensor connector. Fill the cooling system with the recommended coolant. O-ring INSPECTION Measure the resistance at the WTS sensor terminals. STANDARD C -20 40 100 K 18.8 1.136 0.1553 13-22