2014 W212 with 100,000 miles







replace plastic and rubber parts proactively
fix oil leaks (front cylinder head covers, cam sensors, etc)
Roof drains and door seals
the list goes on….




The car still runs like new, looks like new, and burns no oil between 10k mile services. I'm relatively certain there's another 155k miles in store.



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1 - Oil services every 10K until the @80K mark and have shortened to 5K miles since.
2 - M1 0W40 until 85K mark and switched to Motul XcessGen2 5W40. Between (1) and (2), the engine stopped missing oil between services.
3 - Engine/Transmission mounts @50K under warranty. The current one has been solid so far.
4 - Aux batteries every 20K miles until I joined this forum @65K. The same aux battery since I followed some of @S-Prihadi and @CaliBenzDriver suggestions.
5 - AC clutch magnet died @85K miles ( https://mbworld.org/forums/e-class-w...ml#post8694515)
6 - Engine and cabin air filters, occasional Techron on the tank.
7 - New driver seat bottom cover @100K miles
8 - Brake fluid refresh every 20K miles
9 - Transmission service @70K miles (dealer)
10 - Spark plugs service @60K miles w/o removing the intake manifold
11 - Unplugged oil pump solenoid @95K
12 - The Only unresolved issue is the "random transmission selector freezes". It has been flawless for nearly 2 years. The last time I recall happening was when we picked up the ML350. I should do the SCM/EIS soldering work, but on the TODO list.
Still on original ignition coils, front and rear brakes, suspension/steering components, engine coolant (do not recall ever topping it off), AC refrigerant (still ice cold)
Would I buy another W212 M276 NA engine? on a heartbeat. We bought a new-to-us 2015 ML 350 M276 NA about 2 years ago. Flawless so far (knock on wood) @96K
The Best of Mercedes & AMG





Really good account of service history.
You should add that's Florida car.
That means:
Flat roads get easy tranny life and brakes
Higher heat works A/C belt ALT systems.
I think the worst may be Los Angeles duty: Hills + heat !
I think the "ALT-LIN" may well give you easy relief to crazy ISM without going under the beast.
Solderless creates poor connections that render unstable electrical power + CAN.
ALT-LIN helps by doing the opposite. It disables the power unstabilities that does help modules. It does not fix solderless but provide a less stressful environment.
> REALIZE....
-- The stock "voltage swings" are very much a simulation of poor chassis electrical.
-- Conversely "limited oiling" is the exact same thing: a simulation of poor engine oiling.
You may be better off without:
- Unreliable painted GND
- Oxidized solderless connection
- Limited voltage swings
- Limited engine oiling
- Marginal pistons cooling
Graf water pump $160
2 Arnott airmatic struts $1000
washer reservoir, sensor, thermostat, 2 pumps, $200
NGK ruthemnium plugs, coil on plug boots, $100
Bosch alternator $345
valeo starter $195
costco batt $180
Lemforder sway bar link $50 x2
Delphi front control arm set $280
Lemforder transmission mount $25
MB genuine engine mounts $180
MB genuine sway bar $220
Elring oil cooler gasket, oil filter housing gasket, $20
Denso radiator $130
Bremi crank position sensor $20
AMG pedal sensor $156
INA pulleys $40
Febi Bilstein belt tensioner $60
Delphi right center link $60
Arnott shocks $400
Lemforder sway bar link $50 x2
Oil pan gasket $20
Rear diff 75w90
Mercedes OE Left Airmatic Strut $1399
Alternator #2 Napa $280
More than half of this did not require replacing, I just like tinkering
Alpha European Autotech
Purchase Amsoil at 25% off from me
Chris Tran, Retired Alpha European Autotech Owner
Amsoil Independent Dealer #7236674
The push for moving on from it was 6 weeks ago on a 7 hour trip south in poor weather, the idiot lights went wild along with some audible warnings. I lost cruise control, traction control, and ABS, similar to the warning lights I got when the sensor in the rear axle went. I continued on my way, keeping the issue from my wife as best I could, knowing that when I turned the car off at the next stop could likely put me into limp mode with the dreaded 'visit workship' message. Anyway, after the stop, when I restarted all the messages cleared. Finished the trip to my destination and back home without issue, but my confidence was shaken, so I moved on.
The push for moving on from it was 6 weeks ago on a 7 hour trip south in poor weather, the idiot lights went wild along with some audible warnings. I lost cruise control, traction control, and ABS, similar to the warning lights I got when the sensor in the rear axle went. I continued on my way, keeping the issue from my wife as best I could, knowing that when I turned the car off at the next stop could likely put me into limp mode with the dreaded 'visit workship' message. Anyway, after the stop, when I restarted all the messages cleared. Finished the trip to my destination and back home without issue, but my confidence was shaken, so I moved on.
If you don't have Distronic+, then feel free to freak out.




Connect a $150 Launch scanner to realize what transient faults are being reported.
Cherry on the cake... when in doubt simply FLOAT your main battery to help with low voltage chaos.
live chassis voltage
Learn to show chassis voltage on car display while driving (button combination before starting up).
All standard features...

Last edited by CaliBenzDriver; Apr 1, 2025 at 03:26 PM.




Have you noticed how DistroPlus 3x radars + ESP work together to manage brake pressure vs. speed vs. remaining distance when fully stopping in traffic.
Trusted modules stop real well automatically... non-stop!

Last edited by CaliBenzDriver; Apr 1, 2025 at 04:42 PM.




That said, I hope the rest of the car holds up the bargain. Had a trans go on a stupid Odyssey long ago that Honda should have taken care of but they failed miserably! Horrible company I will never trust again, but that's a different story. Only to say that cars are have so many complex management systems these days who knows what can break that would render the car no longer worth fixing. Heck, my 04 Suburban has 219k miles and its engine/trans are amazing. But that was a simpler time. So far, I have guarded optimism that our MB will go the long haul!

Edward





Last edited by CaliBenzDriver; Apr 1, 2025 at 07:30 PM.




Distronic only interact with front side distances.

Last edited by CaliBenzDriver; Apr 1, 2025 at 07:01 PM.
If you can perform preventative maintenance on issues that are well-covered in the MBW forum, you will avoid serious problems. Nice scanner or BenzNinja subscription would be a worthwhile investment. If you can catch me, I'll see you at 200k.
If you can perform preventative maintenance on issues that are well-covered in the MBW forum, you will avoid serious problems. Nice scanner or BenzNinja subscription would be a worthwhile investment. If you can catch me, I'll see you at 200k. 


First it was the line from the back of the block to the firewall. Only about 2” of space to work in so I used a mirror and pick tool and had it changed in less than an hour.
Next a turbo coolant line failed. Much larger project that required removal of the bumper and radiator stack. In all, it took about 20 hours for me. Changed out a bunch of other parts while I was in there.
As to the longevity of these cars, I’m hoping I can get another 100k out of mine. My W211 E550 made it to 335,00 when I sold it and it idled like the day I bought it but I don’t think the W212 is built as well from a longevity standpoint.
Turbo coolant line replacement
Last edited by John H; Apr 5, 2025 at 11:44 AM.








