top of page

P0175

Overview

Code

P0175

Code Type

P

Code Class

P0

System

Engine, Emissions

Severity Level

Medium

Emissions Related

true

Drivability Impact

Major

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0175 indicates that the engine is running too rich on Bank 2

Symptoms

Check Engine Light illuminated; Poor fuel economy

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

Rich mixtures on Bank 2 increase emissions and reduce fuel efficiency

Possible Causes

Leaking fuel injectors; High fuel pressure; Faulty oxygen sensor

Diagnostic Steps

1 Review fuel trim data; 2 Inspect injectors; 3 Measure fuel pressure; 4 Verify oxygen sensor data

Drive Safety Notes

Continued driving may damage the catalytic converter

bottom of page