Then the fuel filter is located under the brake booster on the drivers side. It's all presure fittings so don't be afraid to use some force in getting it off and putting it back on. Thanks ps - Brilliant forum full of info for a new owner so thank you all. This info will save you some time and headaches. Instructional video on how to replace the secondary air injection pump and its associated relay on a 2005 Mercedes-Benz.
We have a video that will show you how to test a secondary air pump 2. Do you hear the fuel pump in the tank turn on for a couple of seconds, when turning key to on, not start? If you can replace this part while you are in there, do so, its cheap and readily available through the dealer parts network or from several web based pattern part sources. Remove the two hose clamps and replace the filter. Some is kind of safe. The construction of these things are all the same, this includes the pin lay outs, you can always saw the odd pin off to be sure and safe. You shoulh hear a 2 second buzz from the fuel pump.
If you have a code P0410 that relates to secondary air pump, there are a few possibilities that could trigger this code. Many cars with electric fuel pumps run when the key is inserted and turned to the run position. The fuel pump relay could be bad, or a fuse. If you have someone crouch down near the gas tank when you first turn the key from off to run, they might be able to hear the pump run. Remove front section of engine cover by lifting up and pulling forward. If you don't have battery voltage coming from the 30 amp fuse, the problem could be before the fuse. Membership is extended to non-owners with a genuine interest in the best engineered car in the world.
Even Mercedes service information is not this informative and put down in such a matter of fact, understandable way. Volatility: Lowers oil vaporization and consumption at extreme conditions. That 30 amp fuse is hot all the time, so it is powered by a fuseable link coming off the battery. Probably easier for me to order online if someone knows an alternative part that will work. If I was to unplug the connection where it hits the pump, and stick the probes in the end. This will get rid of the pressure on the fuel line.
When a relay only has 3 pins, you will have the ground pin and the plus 12volt, all this relay is doing is to switch the 12 volts to the output, in this case the motor, so yes you can take a wire from the plus in the relay holder direct to the motor to see if it works. . This repair was to resolve a check engine light giving code P0410 - secondary air injection malfunction. If you are using starting fluid on a Saturn, you really need to stop. It does not contain any nitrites, amines or phosphorous containing additives. This means the system has been tested during the drive cycle and is ready and functional.
If you don't hear the fuel pump go on when the ignition is set to on Just before turing the engine over? Have you got access to a star? This only happens when started from cold, if code is reset it does not come back engine warning light until the car has been started a couple of time from cold. Mercedes — Secondary air injection pump. I put the relay on a 20,000 mile change interval, as the air pump is goddamn expensive! If fuel pressure is good, check the ignition system-check for spark. Then you should be ready to go! Mercedes Replacement Secondary Air Injection Pump Those who select a Mercedes realize that quality and style are worth every penny; top-notch parts will keep your car in the best condition. Jan 25, 2011 I would start by pulling the fuel pump fuse and starting the vehicle. Mar 26, 2012 I would start by replacing the fuel filter. It sounds like you are fixed, but pumps commonly run until they expire, and I have seen a connector inside the fuse box melt and go open circuit too.
Checking for fuel, spark and spark at the right time, are always the first things to be certain of, before you can go any further. I would bet my grandmother you can buy it. Aargh, thanks for your reply Andy, sadly I never saw it. This is the second of the review book series and each year around July a new review book will be published. Feb 08, 2013 This is a generic answer: Assuming that the engine starter turns and cranks the engine; it could be a fuel system related issue. The fuel pump relay is in the upper left.
Buying these saved me 200 buck from the dealer install. It could be a bad secondary air pump. All mustangs in 86 share the same size inner front wheel bearing and seal. Often in colder weather, moisture accumulates in this device rendering it intermittent in operation, as the weather warms and it dries out then the problem disappears, only to return once the weather dips back to winter humidities again. This relay has a coil resistance of 91Ω, you can read this across 2 of the pins Something must be on my side this weekend.