20 Most Recent 2006 Skoda Octavia 1.9 Questions & Answers

Octavia (a4 ) remove top engine cover the engine oil filter is at front cover, big black plastic cover remove with special tool the oil filter can be remove and replace with plastic ring

check the cam belt .timing . re set timing

Most probably the EGR (Exhaust Gas Recirculation system) is full of gunk, generated by the exhaust gas and breeder fumes and needs to be cleaned. Though it might be some other system that triggers this error. You could do the following to see if it can be remedied.

• Check/Clean Exhaust Gas Recirculation (EGR) System
• Check/Replace Exhaust Gas Recirculation (EGR) Valve
• Check Wiring and/or Connector(s) from/to Exhaust Gas Recirculation (EGR) Valve

It is likely this cannot be fixed easily and needs a full diagnostics and system cleanup at the Dealer/Skoda authorized service center. Might cost a lot since you probably need to remove the intake manifold, etc. to get the system cleaned properly. You can read more about the code and the issue at ross-tech: 16785 P0401 001025

Check this video: Fixing EGR Low Flow Code P0401 Fixing EGR Low Flow Code P0401

All vehicles with turbos have problems. https://www.google.com/search?q=2011+Skoda+Octavia.+Is+the+turbo+boost+control+valve+a+common+problem ..

Door lock problems are a known issue https://www.google.com/search?q=Skoda+Octavia+Elegance+1.9+TDI+MK1 and https://www.google.com/search?q=Skoda+Octavia+Elegance+1.9+TDI+MK1.+wire+color+code ..

Look in the workshop manual for exact specification.

Remove cover from rear wiper arm (it is covering the wiper arm nut) gently ease off the plastic moulding in the middle of the nut try squirters if water is coming out unblock the water jet holes in the plastic moulding

The yellow exclamation point close to the center of the odometer looks like an exclamation point surrounded by parentheses. This light means you should check your tire pressure. Once you have checked the air in the tires and remedied any issues, push the "Set" button on the dashboard. The light should disappear.