E-Class (W212) 2010 - 2016: E 350, E 550
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Thursday AM CEL Quiz!!!!!

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Old Mar 5, 2026 | 07:52 AM
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From: Fleriduh
W212 E63S Wagon - GSL580 - E63 - E350 - C300
Thursday AM CEL Quiz!!!!!

Okay everyone.....who wants to guess why my E has a CEL.....????? Hmmmm.....





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Old Mar 5, 2026 | 07:58 AM
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W212 MY'14 M276-3.5NA @75kMi
INTAKE PLENUM FAILURE

Originally Posted by OldManAndHisCar
Okay everyone.....who wants to guess why my E has a CEL.....????? Hmmmm.....

Let's get a scan report to guess what is causing upset.
Something to do with ECU/TCU/ESP or generic low voltage brown out?

The picture came in... to Grand Turk island - The sticky air intake plenum needs attention.

Last edited by CaliBenzDriver; Mar 5, 2026 at 08:01 AM.
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Old Mar 5, 2026 | 08:03 AM
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From: Fleriduh
W212 E63S Wagon - GSL580 - E63 - E350 - C300
WRONG!!!!!! Cali FINALLY gets one wrong!!! Today is a day of historic times....

Now, for a better image...





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Old Mar 5, 2026 | 08:09 AM
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W212 MY'14 M276-3.5NA @75kMi
gotta luv plastics

these 2x vacuum actuators broke loose from control rods
Do you have a rebuild kit?
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Old Mar 5, 2026 | 08:12 AM
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W212 E63S Wagon - GSL580 - E63 - E350 - C300

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Old Mar 5, 2026 | 08:37 AM
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Well, clearly that part needs to be inside the car right? That's your problem right there.
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Old Mar 6, 2026 | 07:54 AM
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From: Fleriduh
W212 E63S Wagon - GSL580 - E63 - E350 - C300
What an amazing difference. This car has 185k/ on it and feels like it did years ago. New rear shocks, now this on the engine.

The Indie told me that depending on where the system is when it breaks you lose top or bottom end. I lost the bottom end. Car is FAR faster off the line now (and no check engine).
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