E-Class (W212) 2010 - 2016: E 350, E 550

S212 2010 E350 CDI BlueTEC oil leak - please help!

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Old 11-12-2022, 12:16 PM
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2010 S212 E350
S212 2010 E350 CDI BlueTEC oil leak - please help!

I have a 2010 S212 E350 CDI BlueTEC. My engine management light recently lit amber. Around the same time, the transmission started getting a bit clunky/jerky.

I bought an OBDII reader to use with my phone. It reported the following:
Car Scanner ELM OBD2
DTC report
Selected brand: Mercedes-Benz

============1==============
P2454
Raw code: 2454
ECU: Engine control unit
Status: Confirmed
OBDII: Diesel particulate filter (DPF) pressure sensor A - circuit low

============2==============
P2453
Raw code: 2453
ECU: Engine control unit
Status: Pending
OBDII: Diesel particulate filter (DPF) pressure sensor A - circuit malfunction

============3==============
P11DA(00)
Raw code: 11DA00
ECU: Engine control unit
Status: Test failed, Test failed (current drive cycle), Pending, Confirmed, Test failed since last DTC clear, Warning indicator requested

============4==============
P1297(00)
Raw code: 129700
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear, Test not completed during this operation cycle
OBDII: Injector High Sides Shorted Together

============5==============
P14D8(00)
Raw code: 14D800
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear

============6==============
P118A(00)
Raw code: 118A00
ECU: Engine control unit
Status: Pending, Test failed since last DTC clear, Test not completed during this operation cycle

============7==============
P11A7(00)
Raw code: 11A700
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear

============8==============
P11D9(00)
Raw code: 11D900
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear

============9==============
P11DA(00)
Raw code: 11DA00
ECU: Engine control unit
Status: Test failed, Test failed (current drive cycle), Pending, Confirmed, Test failed since last DTC clear, Warning indicator requested

============10==============
P131E(00)
Raw code: 131E00
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear

============11==============
P118D(00)
Raw code: 118D00
ECU: Engine control unit
Status: Pending, Test failed since last DTC clear, Test not completed during this operation cycle

============12==============
P10BB(00)
Raw code: 10BB00
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear

============13==============
P1218(00)
Raw code: 121800
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear
OBDII: CID High

============14==============
P1219(00)
Raw code: 121900
ECU: Engine control unit[Archive (inactive)]
Status: Test failed since last DTC clear
OBDII: CID Low

A bit of Googling led me to believe that I needed to replace the manifold pressure sensor so I ordered this:
https://www.amazon.co.uk/gp/product/B01LF7Q64A/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1 https://www.amazon.co.uk/gp/product/B01LF7Q64A/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1

Today I lifted the bonnet to attempt to fit it. On removing the plastic engine cover, I discovered that there appears to be an oil leak per the photos below. Is anyone able to advise me what the source of the leak is?







Old 07-07-2024, 07:04 PM
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ml350 d w164. 2011
Hi, I'm sorry but can't answer your question but I was wondering if you found out the cause because popped the bonnet up on mine today and it looks the same, although my fault codes are P2459, P148A and P1219, I'm currently scouring Google for advise🤦🏻‍♂️ hope you got yours sorted👍
Old 07-07-2024, 07:08 PM
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Originally Posted by Milo1973
Hi, I'm sorry but can't answer your question but I was wondering if you found out the cause because popped the bonnet up on mine today and it looks the same, although my fault codes are P2459, P148A and P1219, I'm currently scouring Google for advise🤦🏻‍♂️ hope you got yours sorted👍
I did get mine sorted. Google Mercedes black death, and you'll find plenty of info about what this is. Good luck getting it repaired and cleaned up.
Old 07-07-2024, 10:47 PM
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ml350 d w164. 2011
Poop, that doesn't sound good🙁 il start looking it up, thanks for geting back to me👍 I think😳👍
Old 07-09-2024, 05:01 PM
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W212 (212.065/276.820)
Out of curiosity, is that leaking injectors seals?
Old 07-09-2024, 08:16 PM
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W212 M276 DELA 30 ; W211 OM642 ; R107 M117, Sierra 1500 LZ0
Originally Posted by Guybrush
I did get mine sorted. Google Mercedes black death, and you'll find plenty of info about what this is. Good luck getting it repaired and cleaned up.
I thought black death was on the older inline 6 engines (om648 I think). Usually the oil leaking on the OM642s is from the oil cooler, never heard of the black death problem with ours.

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