Web28 Jan 2024 · secondary air injection cleaning The check engine light came on my Audi a6 3.2l, the codes read p0491 p0492. I took my car to the dealership and they informed me that my secondary air injection bank 1 and 2 needed to be cleared of co2 build up. WebAttach the secondary air injection check valve tube to rear of right-hand cylinder head. Tighten bolts to 75-85 Nm (56-62 lb-ft). Connect EGR valve to exhaust manifold tube to left exhaust manifold, if removed. Tighten nut to 53-72 Nm (39-53 lb-ft). Install spark plug heat shield and distributor to spark plug wires.

Audi Secondary Port Cleaning 2014 Q7 - YouTube

WebCarbon Build-Up In The E39 M5 Secondary Air Pump System (SAI) Like any modern car, the E39 M5 utilizes an air pump as part of the emissions system. The air pump, and related air passages and tubing, is designed to pump fresh air into the exhaust system ahead of the catalytic converter. Web6 Slide 11 Primary Air Arrangement • Many, small ports on all four walls feed air to perimeter of the char bed • Isolation dampers control local burning rates and bed shape • Hot air improves combustion stability Slide 12 The Role of Secondary Air • Secondary air controls char bed height – Jet penetration to center of furnace needed – Large ports and high … the eddies film festival

Cleaning audi secondary air port via combi-valve area

Web28 Jan 2014 · Joined Nov 8, 2009. 28,956 Posts. #2 · Jan 27, 2014 (Edited) I have not seen the SAP ports clog in the 6 cylinder engines. You probably (a) have lazy O2 sensor (s). Suggest you get an OBDII tool that can graph and then fingerprint the O2 sensors, you will likely find there is an issue. Read these -. WebThe cleaning tool is required to clean the V6 secondary air system. The longitudinal channels and branches are cleaned using the high pressure cleaner, which is connected to the cleaning hose. The exact description of use is provided in the relevant literature. Replacement Parts: Adapter VAS 6825/1. Hose lance VAS 6825/7 Hose lance VAS 6825/8 WebThis DIY provides a relatively easy way to clean the secondary air injection (SAI) ports and replace the SAI check valve. The car is a 96 993 with 40,000 miles. The car is stock except for a K&N cone air filter. The parts cost about $200. The job took about 6 hours, but this was done with the car on a lift. the eddie surf tournament