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Home >> Nissan-Datsun >> 2004 >> Altima Base, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Control System - 3.5L) >> DTC P0550: PSP Sensor >> Component Inspection >> Power Steering Pressure Sensor
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Power Steering Pressure Sensor

WARNING: This page is about a different variant/trim than selected.
  1. Reconnect all harness connectors disconnected.
  2. Start engine and let it idle.
  3. Check voltage between ECM terminal 89 and ground under the following conditions.
ECM CONNECTORS VOLTAGE

Condition Voltage
Steering wheel is being turned. 0.5 - 4.0V
Steering wheel is not being turned. 0.4 - 0.8V
Fig 1: Checking Voltage Between Terminal 89 And Ground
G02885680Courtesy of NISSAN MOTOR CO., U.S.A.