Power Steering Pressure Sensor (ECHO)
WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2003 Toyota Tundra, 2003 Toyota Tacoma, 2003 Toyota Sienna, 2003 Toyota Sequoia, and 2003 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
Power steering pressure sensor delivers an input signal to ECM to indicate power steering pressure. ECM may use input signal to control engine idle speed. Power steering pressure sensor may also be referred to as power steering oil pressure sensor. Power steering pressure sensor is located on side of power steering pump.