P02AB Code: Meaning, Causes, and Symptoms | OBD2 Codes

P02AB – Cylinder 5 – Fuel Trim at Min Limit

 

P02AB Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

P02AB Possible Causes

 

Faulty Fuel Injector 5,Clogged or Leaking Fuel Injector 5,Fuel Injector 5 harness is open or shorted,Fuel Injector 5 circuit poor electrical connection

 

P02AB Description

 

The Powertrain Control Module (PCM) monitors the fuel pressure at the fuel rail through the Fuel Pressure Sensor (FPS). The PCM sets the OBDII code when the fuel pressure is out of factory specifications.