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OPERATION The signal represents throttle blade position. As the position of the throttle blade changes, the resis- The PCM supplies approximately 5 volts to the TPS. The TPS output voltage (input signal to the Along with inputs from other sensors, the PCM uses the TPS input to determine current engine oper- REMOVAL - 3.3/3.8L (1) Disconnect the negative battery cable. Air Temperature sensor. (3) Remove the air cleaner box lid. Remove hose from throttle body. (4) Disconnect the electrical connector at TPS. from throttle body. (7) Remove 3 mounting bolts from throttle body. throttle body. (10) Remove TPS from throttle body. INSTALLATION - 3.3/3.8L (1) Install TPS to throttle body. throttle body. (3) Install throttle body. Tighten bolts. (5) Install the throttle and speed control cables to throttle body. (6) Connect the electrical connector at TPS. throttle body. (9) Install the electrical connector to the Inlet Air Temperature sensor. (10) Connect the negative battery cable. Fig. 31 Throttle Position Sensor—3.3/3.8L Engine 1 - Idle Air Control Valve RS FUEL INJECTION 14 - 41 THROTTLE POSITION SENSOR (Continued) |