FixVault
Home › Nissan-Datsun › 2004 › Sentra SE-R › Repair and Diagnosis › External Pages › Different variant/trim › Section 4 (Engine Control System - QG18DE) › DTC P0128: Thermostat Function › Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK ENGINE COOLANT TEMPERATURE SENSOR 

    Refer to COMPONENT INSPECTION .

    OK or NG 

    1. OK: INSPECTION END 
    2. NG: Replace engine coolant temperature sensor.
About FixVault