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Home >> Nissan-Datsun >> 2004 >> Pathfinder SE, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC P0134, P0154: Ho2S1 >> Overall Function Check >> With GST
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With GST

  1. Start engine and warm it up to normal operating temperature.
  2. Set voltmeter probes between ECM terminal 35 (HO2S1 bank 1 signal) or 16 (HO2S1 bank 2 signal) and engine ground.
  3. Check the following with engine speed held at 2,000 RPM constant under no load.
    • The voltage does not remain in the range of 0.2 to 0.4V.
  4. If NG, go to "DIAGNOSTIC PROCEDURE  " .
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