Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Diagnostic Mode 05: Check lambda test results
2005 Audi A6 3.2 TSECTION Diagnostic Mode 05: Check lambda test results
WARNING: This page is about a different car, the 2009 Audi S6, 2008 Audi S6, and 2007 Audi S6. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- The diagnostic information for "Diagnostic Mode 5: check lambda test results" is not supported in this section of the 2007 S6 5.2L Generic Scan Tool (GST) service article and has been moved to "Diagnostic Mode 6: Checking test results of components that are not continuously monitored" section.
- Refer to "Diagnostic Mode 6: Checking test results of components that are not continuously monitored" for the static values of all oxygen sensors and all emission related components → Diagnostic mode 6: Checking test results of components that are not continuously monitored .
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.