Audi P117D: Post Catalyst Fuel Trim System Too Rich Bank 3

Is your scanner showing Audi P117D?
No worries. We'll show you what it means and how to deal with it.

Presented by

Randy Worner

00:00/00:00

Audi P117D: Post Catalyst Fuel Trim System Too Rich Bank 3

OVERVIEW

Severity

High

DIY Difficulty Level

Intermediate

Repair Cost

$80-$380

Can I Still Drive?

Yes (Short-term only)

What Does The Audi P117D Code Mean?

Condition for setting the DTC:
Lambda control, Closed loop Lambda control post cat, Closed loop O2S front, Ready, No DTC O2S rear, Ready, No DTC Engine load changes, < 7% Lambda set point, 1 Catalyst temperature, 350.. .850° C Engine speed, 1360.. .3920 RPM Engine load, 20.. .70% Mass air flow, 15-60 kg/h