2015年1月3日 · An OBD nor BMW computer code will mean you are looking for 4 digits... so looking at 321d that is a evap system 'small' leak. If the fuel cap is not loose, then it is a leak somewhere else in the syste, A 'loose gas cap' is typically a 'presumptive' diagnosis. Worse case they ran codes, saw what it was and ASSUMED it was the cap.

The BMW 321 is a compact six-cylinder automobile produced by the Bavarian firm between 1938 and 1941. After 1945, production of the 321 resumed at the Eisenach plant and continued until 1950.

2013年6月4日 · My "Evap system leak (small)" code came back. The dealer said it's the fuel tank vent valve. Anyone know where it's located on our cars? It's usually under the hood somewhere near the front of the intake, but there are so many things on our engines that obstruct the view I thought someone might be able to narrow it down for me.

Hey everyone! I have had 321D code and service engine soon light on my 135. I already bought a new gas cap and it didn’t go away. Finally got around to buy a smoke tester to diagnose where the leak is coming from.

BMW Fault Code Lookup Enter a BMW fault code (P or hex), complete the captcha, and click "Search" P-Codes will start with a P and are usually generated by generic scanners. Example: P1055 Hex Codes are typically given by more advanced scanners. Examples: 180101 or 1B9308 or …

2020年5月25日 · With a warning, it says "Close gas cap" on my dash and the CIC shows "Please tighten the gas cap". With the alarm, I get the CEL as well. I could not find ANY INFO at all …

2012年11月27日 · Remove the undercladding beneath the oilpan and tranny (to access the firewall side of the pipe), remove air filter box and hoses going to the manifold and look for the matching part. For reference, my 2007 328i needed part number 13 90 7 530 976. Purchased from tisher bmw (getbmwparts.com) for $27 delivered.

When diagnosed, one of the following faults is stored in the DME fault memory: Incorrectly installed fuel cap, evaporative system leakage or tank ventilation valve (TEV) that has been jammed open. For all vehicles outlined above, always follow the attached diagnostic fault tree. 1.

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2011年12月3日 · When diagnosed, one of the following faults is stored in the DME fault memory: DMTL Tank Leakage: Fine leak fault codes 27AC, 3140, 321C; DMTL Tank Leakage: Super fine leak fault codes 272F, 3141, 321D. Incorrectly installed fuel cap, evaporative system leakage or tank ventilation valve (TEV) that has been jammed open.