P0089 ISUZU – Fuel Rail Pressure Performance

 

P0089: DIY Repairing Video Tutorial

https://youtu.be/Azux8hjiS9U

Check out nonda Auto DIY Center for more engine error code repairing videos.
https://www.youtube.com/playlist?list=PL-Lyko0O0oxHe1AGvzwAz-wokJPXAtW97

 

P0089 ISUZU Possible Symptoms

  Engine Light ON (or Service Engine Soon Warning Light)  

P0089 ISUZU Possible Causes

  Faulty fuel pressure regulator,Fuel pressure regulator harness is open or shorted,Fuel pressure regulator electrical circuit poor connection,Faulty fuel pressure sensor  

P0089 ISUZU Description

  The Engine Control Module (ECM) uses commanded fuel pump flow to determine a desired fuel rail pressure. The actual fuel pressure is monitored using the Fuel Rail Pressure (FRP) Sensor.