P0175

P0175: The HDS or the scan tool indicates Diagnostic Trouble Code (DTC) P0175: The fuel system is too rich [Left Bank (Bank 2)].

Description
By monitoring the Long Term Fuel Trim, long term malfunctions in the fuel system will be detected.

If a malfunction has been detected during two consecutive trips, the MIL will come on and DTC P0171, P0172, P0174 and/or P0175 will be stored.

NOTE: If some of the DTCs listed below are stored at the same time as DTC P0171, P0172, P0174 and/or P0175, troubleshoot those DTCs first, then troubleshoot DTC P0171, P0172, P0174 and/or P0175.

P0107, P0108, P1129: MAP Sensor
P0135: Right Primary HO2S Heater (Bank 1, Sensor 1)
P0137, P0138: Secondary HO2S (Sensor 2)
P0141: Secondary HO2S Heater (Sensor 2)
P0155: Left Primary HO2S Heater (Bank 2, Sensor 1)
P0401: EGR Flow Insufficient
P0404: EGR Valve Lift Insufficient
P0406: EGR Valve Position Sensor High Voltage




Possible Cause




Troubleshooting Flowchart