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Home >> Lexus >> 2007 >> LS 460 >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Engine Control System) >> Trouble Diagnosis >> DTC P0550: PSP Sensor >> Component Inspection >> Power Steering Pressure Sensor

Power Steering Pressure Sensor

WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. Reconnect all harness connectors disconnected.
  2. Start engine and let it idle.
  3. Check voltage between ECM terminal 12 and ground under the following conditions.
    Fig 1: Voltage Chart
    G00343085Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Checking Voltage
    G00343086Courtesy of NISSAN MOTOR CO., U.S.A.