5. FUEL INJECTION SYSTEM MOVIE S 150i ENGINE TEMPERATURE Connector of Throttle Body Throttle Body SENSOR REMOVAL Dismantle the throttle body. Dismantle the intake manifold. Disconnect the connector of WTS. Dismantle the WTS. Intake Manifold ETS INSPECTION Turn the ignition switch to the OFF position. Disconnect the connector between the harness wire and engine temperature sensor. Turn the ignition switch to the ON position. Measure the input voltage of the engine temperature sensor with a multimeter, the positive terminal connects Green/Blue wire and the negative terminal connects the Purple/Green wire. Standard: 5 0.1 V Measure the resistance of each pin for the cylinder head sensor. Standard: 8.24 ~ 14.4 K Replace a new part if without the standard specification. The battery should be fully charged. Torque: 6~9 kgf-m 5-39