In your or anyone's opinion, if the sensors are at fault, the timing chain or tensioner needing replacement and the mechanic also mentioning the rear differential is on its last legs (wheezing sound which I personally don't hear), do you think the seller should have picked up these issues before selling the car? And I'm sorry about posting in the wrong group, I was rushed to get an answer so must've misunderstood. The past week this has now been backed up by an engine warning light coming on and the engine being even more restrictive until i can pull over and turn off the ignition. Have no symton, the car run fine but bmw says I have to change it asap as it could cause bigger damage to the car.

No EngiNe Light】 Supplied with the Advanced Chip and Sensors, our Nox Sensor is able to talks with the CAN network, let your Car's ECU recognized the new sensor and Fix the Engine Light OFF.Cars : BMWOEM Part Numbers: 11787587130, 5WK9, 6621K, 11787576907, 11787571263, 7571263, 11787587130, 758713005,5WK96621J, 11787587130, 5WK96621K 11787587127, 11787582326, 11787580517, 7580517Number of Connectors: 5 Pin Connector, Voltage: 12 V, Number of Mounting Bores: 2, Connector Shape: Oval, Thread Size: M20x1,5, Quantity: 1This is a High Quality After Market PartFrom OEM ManufacturerCompatibility Chart is for the reference only. My parts and labor warranty ends on the ��13th of December so it will be tricky to get costs back and also the car could give out during my holiday which will f**k it up tremendously but then at least I have irrefutable proof the car was faulty from the start and a higher chance of getting a refund under the Consumers Rights Act. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice. IF there was nothing else on the diagnostic aside from the NOx sensor, then you'd be daft to not change it to at least rule out what the diagnostic has confirmed as a certain failure.

So, assuming your mechanic has proper diagnostic abilities, he/it has told you the NOx sensor is buggered. Also have a poke around and check the air intake system for splits/leaks, as this will give a rough idle as well. New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging .

Please remember it can take some time for your bank or credit card company to process and post the refund. I would be surprised, however, if there were no other faults shown if the car runs like a sack of shit, as you describe. The damaged wires (creating the short-circuit between them) have created permanent damages to the electronics of the sensor and probe. Products shown, tagged or featured on YouTube by creators are sold by merchants and are subject to merchant's terms and conditions.

R S Parkin, t/a Darkside Developments is a credit broker, not a lender and is authorised and regulated by the Financial Conduct Authority (FRN 728646). d. have to assume that there would be a short-circuit in the probe because, in a normal situation, the current via the heating element of the probe is only around 1. It turns out the Nox catalytic converter is clogged and the mechanic wants to remove it and weld a pipe in place. There can be several reasons – increased oil consumption of the engine, some fuel additives, water in the exhaust, and some mechanical contamination.Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Either a) exhaust camshaft sensor has failed and needs replacing (unlikely), b), your timing chain tensioner needs replacing (very likely), or c), your timing chain itself has stretched (possible).

Now I don't trust the mechanic as he clearly looks down on BMWs and his first question was whether my car had a chain or belt?In addition, I believe that the mechanic saw the consequences of his “performance” when demounting the damaged sensor and understood very well that these damages were created by his own mistake. INCORRECT GOODS IF WE ACCIDENTALLY POST OUT AN INCORRECT ITEM, THEN YOU MUST NOTIFY US IMMEDIATELY OF THIS OCCURRENCE AND WE WILL ARRANGE THE COLLECTION OF THE INCORRECT ITEM(S). I recently took the car to a BMW/German cars specialist (not dealer) for full service, everything looks great.