Code result
P0175
System Too Rich
Moderate severity
What it means
Same condition as P0172 but on bank 2. When paired with P0172, suspect shared causes (fuel pressure, blocked air filter); when alone, suspect a bank-specific injector or oxygen sensor.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Fuel pressure regulator stuck closed
highOne of the most commonly reported causes for this code — check this first.
Leaking fuel injector on bank 2
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P0175 freeNo credit card required