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Error codes 002E69 and 002F7E

Old Feb 13, 2023 | 02:50 PM
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Default Error codes 002E68 and 002E69

002E69
CDKKS2 0X2E69 - Knock sensor signal 2


002F7E
CDKCNCLKL 0X2F7E - Engine shut-down time, plausibility

Anyone familiar with these errors?

Did clear and it is clean in last 5 days, will keep monitoring.

Last edited by roadmax; Dec 18, 2023 at 04:05 PM.
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Old Dec 18, 2023 | 04:07 PM
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Anyone found out more details or the cause on these codes?
002E68 - Knock sensor signal 1
002E69 - Knock sensor signal 2
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Old Dec 18, 2023 | 05:56 PM
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You have one of the hardest problems to solve in these. Do you have a tune on your vehicle? Have you replace the knock sensors with OEM? have you cleaned the VANOS. If all those have been done and it is still not fixed then you need a software up date on the DME. Do you know your current iLevel? The last thing you dont want it to be is the rod bearings
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Old Dec 18, 2023 | 08:44 PM
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I suppose it could also be gasoline octane rating or bad gas.
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Old Dec 19, 2023 | 05:47 AM
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1.Car is factory stock, no mods at all

2.Replacing the 4 knock sensors is my next step, will be ordering from BMW

3.Creaned the vanos like in the below video?

4.DME software update, is this possible as DIY with Carly or more complicated?

5.I only use the highest gasoline octane rating
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Old Dec 19, 2023 | 10:32 AM
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I'm leaning towards an issue with the software because you have 2 codes for the knock sensor. This is something that will need to be done with WINKFP but easy to do if you have the tools
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Old Feb 12, 2024 | 03:26 PM
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Default Knock sensor error

After work done this was resolved.
I haven't reached to the point of using INPA/WINKFP yet but very close, so decided to go with parts replacement.
Waited for arrival of valley pan, knock sensors and some other parts that are in related area, completed replacement (valley pan was leaking), knock sensors both sides, replaced cam shaft sensor O rings and covers on larger sensors. cleaned non-return valves/replaced O rings, cleaned fuel injectors/replaced O rings, cleaned solenoid valves/replaced O rings, cleaned throttle body replaced O ring including intake manifold gaskets, intake valves appeared very clean for 160K mileage just cleaned a bit the top areas of intake port walls.
Cleared the errors with Carly app.
The error was related to knock sensors, after replacing with new ones no error code.
















Last edited by roadmax; Feb 12, 2024 at 03:29 PM.
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