This error codes really need parts to replace. Inspect the condition of crankcase vent hose under intake manifold and operation of check valve in the hose. The similarities between them may be why we don't see this code surface on domestic vehicles very often. The similarities between them may be why we don't see this code surface on domestic vehicles very often. A P0170 is generally an air intake leak or vacuum leak, key culprits are all air intake boots and vacuum hoses, just look at all of them methodically , bend them, twist them, if they are split you will see cracks or they will tear.
This code is one that surfaces with certain makes of automobiles more than others. Each car maker uses a different techniques to check, but most often it's some type of fuel tank pressure sensor. The philosophy of a sports car that is also practical was born in the 2002, and has carried on to its successor, the 3 Series. Usually it's the lean condition that causes this code. It also indicates that the fuel trims reached their limit of adding fuel while trying to compensate for a actual or perceived rich condition. I would recommend checking for an intake air leak. Basically it's adding fuel to try to compensate for a lean condition, real or perceived.
I'm going to stick with what would be normal for a Mercedes 1. Recall, the rough running all started after I had a no start condition, Prior to the no-start condition the car ran great. The B3 was powered by turbocharged 6-cylinder petrol engine and the D3 was powered by a turbocharged 4-cylinder diesel engine. Interpreting codes is not always straight forward as a sensor creating the code fault is sometimes down to something else in the chain from intake through to exhaust. You could add propane and watch your fuel trims improve, but what I have always done.
I don't sell them but I can vouch that they save time and money in the long run. It is more common to see P0171, 0174, 0172, 0175 codes set with regard to fuel trim malfunctions on American cars. It may also have a P0173 referring to the same malfunction but on bank two. Introduced in 1999, the X5 continues to be a hit. While not car-threatening, it's good to take care of this right away to improve gas mileage. Also check ignition coils, cam and crank sensors, and oil sensor for leakage contributing to oil intrusion in wiring harness.
Leaking turbo pressure hoses could cause a rich condition. Light came up again, coud'nt see anything obvious but one day discovered a small oil leak between the Oil filter housing and block. The rear suspension is a steel 5-link. I ran the engine and there were no signs of any leaks as far as I could tell hoses snake everywhere many of which I cannot see. Leaking turbo pressure hoses could cause a rich condition. I inspected the breather hoses for cracks and all looked good. .
. We are the most social Z community on the web! I also checked all my hoses and like you replaced some of the smaller ones using silicon tubing I bought off Ebay You will save yourself dosh by reading your codes as you have found out by getting a code reader. The E92 was the last generation to include coupé and convertible body styles as a part of the 3 Series range. After several restarts the rough idle resolved itself the engine control system likely balanced the signal to each individual injector. But my car is running perfectly fine. We are not responsible for any actions you take on your vehicle. I don't sell them but I can vouch that they save time and money in the long run.
But you have to replace the thermostat first. . The 316d wagon model was added, as was the 320d EfficientDynamics Edition sedan. At time of writing, you don't normally see this code with American-made cars, and minimally with Asian, and, to be honest, I have no idea why. Defective fuel pressure regulator Leaking camshaft adjuster solenoids Mercedes-Benz.
Posted on May 20, 2009 Helo. Basically it's adding fuel to try to compensate for a lean condition, real or perceived. Leaking turbo pressure hoses could cause a rich condition. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage. Archived from on 8 June 2003. The coupe was introduced in 2006 and the convertible was introduced in 2007.
I'm wondering if your having a volume issue for the fuel like it a fuel line cracked and is leaking some of the fuel out back into the tank. The manual transmission has an upgraded clutch compared to the regular 335i. A bad O2 sensor could cause a P0170, or P0173. Archived from on 13 November 2006. Make sure there are no vacuum leaks at the intake manifold gaskets or tears in the air supply hose. Check all vacuum hoses and confirm none are cracked, disconnected or missing. If you change it and still the light pops up.
. The check valve should flow only one way. Under the intake is a crankcase vent valve that can rupture as well as lines connecting to it. Just change the one closer to the engine, the one behind the Catalytic converter will thow a different code when it fails. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms no start, high idle, misfire etc.