I was able to track this down, but it took a little while. Under certain operating conditions, the secondary air pump runs to bring fresh air into the exhaust system. If I recall correctly, the secondary air pump is below the engine, on the front side, slightly to the left drivers side of the centerline. Follow up with more coat hanger cleaning. System Pressure Sensor Signal input wire. Pump or Pump Relay fault codes. The next thing to check for is an air pump that flows properly.
Although I have had water in the pump I did not see any indication of the inlet hose as the cause. On The Rear Of The Airbag Housing There Are Two Small Holes, One On Either Side. Just thought I'd add that. Need help with a P0410 code? One for the kombi valves, one for the intake manifold. Total price for both pump and hose kit considerably less than a dealer.
I find it's best to take it off and spray it with electronics cleaner or brake cleaner. You need a hand vacuum pump to do this. The bracket is fitted with 3 8mm allen-key bolts. Next on the list to check is the kombi valve s. If both are present, then use a jumper to the battery feed to Air pump the feed circuit through a fused jumper.
Secondary Air Pump Motor N101 wiring is okay, go to next step. How many hours would it take? The solenoid is under vacuum on one side all the time, when the valve needs to be opened, the solenoid is activated and it opens the passage through it, so the vacuum is passed on to the kombi valve. Hoping someone can give me some direction here. I think it is call the air pump. Operate it off the car and see if you can get smooth operations in the opening and closing.
I have yet to see any Audi technician troubleshoot this or even attempt a guess at this could be the problem; but it was an issue on my car. System Pressure Sensor Circuit Low Input is now set after more than 15 seconds. It's usually behind the driver's headlight or closer to the battery on later models. Here's what to look for. Resistance should be a maximum of 1.
Tthe inlet valve Kombi valve is actuated by vacuum that is delivered by the solenoid. While the relay is removed from its socket, momentarily bypass the A. Replace it to fix to problem. Secondary air is warm air that is pushed through the exhaust to keep fuel burning and warm the cat. Detach the air hoses from the secondary airpump to the air filter box and the combi valve.
It wont effect your fuel mileage or m ake your car blow up. How serious is the P0411 code? YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. Use the straw on the brake cleaner can, insert it in the hose, and spray away. Vacuum is then applied to both Air combination valve diaphragms which opens the shut off valves. Pump Relay on your particular vehicle. Check your Secondary Air Pump which is under the front of your car. The problem is with water gettin ginto the air pumps, and the warranty covers it.
To burn the left over fuel extra air is put into the exhaustmanifold and this causes an after burn of the i … nside the manifold. Secondary Air Injection solenoid valve I would take it to a mechanic Apr 16, 2010. Just bought a 2001 A4 B5 2. Detach the electrical wiring to the pump along with the 2 airhoses connecting to the pump. It's purpose is to pump air into the exhaust which helps improve catalysts when the cat isn't fully up to temp. Get lightweight racing rims, and it'll go up by another one or two. My check engine light came on and I took it to the parts store to get the computer read.
I found this air pump and hose kit on Ebay. Diagnose current faults first, in the order in which they are stored. The last thing potentially that could be a problem is the solenoid for the vacuum lines. It is a good car to drive if maintained but not one I would take to a shop. If they even look suspect, just replace them.
The fault code p0411 is a Secondary Air Injection System Incorrect Flow Detected And the p0304 fault code is a misfire detected on cylinder 4 possibly a coil pack maybe a plug Apr 15, 2015 System Too Lean Bank 1 Basically this means that an oxygen sensor in bank 1 detected a lean condition too much oxygen in the exhaust. If this wasn't you, or you have a 1. Instead of throwing parts at the problem, the tech here is testing the system piece by piece to confirm the problem. I just replaced the valves which had deteriorated on the inside. The fuse is rather big.