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bebiloku
4th September, 2012, 09:46 PM
202 lambda regulator limit exceeded oxgen sensor 1
bank 1 cylinder 1-3 after catalitic converter


e36 m52 328i
oldford
5th September, 2012, 08:14 AM
No reply. Doesn't seem to be interested in solving the problem.
bebiloku
19th September, 2012, 07:39 PM
still have this problem
any one know what causes this fault.if is fuel not burned why this fault only to 1-3 ?
olegario
19th September, 2012, 10:47 PM
Looks like faulty lambda sensor after cat.
mtechno
20th September, 2012, 01:44 PM
P0170 202 Fuel Trim (Bank 1)
This is a general translation but there are thousands of different codes for various years engine codes & ecu versions & software! You really need to graph live data or scope sensor, it could be due to air leak in exhaust on that bank or even a fault in DME