FixVault

With GST

  1. Start engine and warm it up to normal operating temperature.
  2. Check the voltage between ECM terminal 28 (Closed throttle position switch signal) and ground under the following conditions.
    1. At idle: Battery voltage 
    2. At 2, 00 RPM: Approximately 0V 
    Fig 1: Checking Voltage Between ECM Terminal 28 And Ground
    G00870317Courtesy of NISSAN MOTOR CO., U.S.A.
  3. If NG, go to Diagnostic Procedure .