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Old 09-02-2020, 06:04 PM
Ballistic Ballistic is offline
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Join Date: Sep 2020
Posts: 1
W210 overfueling bad

Good day Nick and the team. I hoping you guys can assist me PLEASE. My W210 E280 with the M112 engine has a very, very strong gas smell, greyish smoke from the exhaust, lip burning smell as well as fuel coming out of the exhaust. Initially picked up a P0100 code with my iCarsoft MB V1.0. I have since replaced the maf with a brand new Bosch unit. I also replaced air filter, plugs and oil. Still the same thing. Also noticed fuel mixing with my oil. Plugged in the iCarsoft again, the P0100 code has now moved to historic and checked air flow through the MAF, its coming back as 1414.72kg/h, which is way over limit, even converted to grams its way more than what it should be. Injection time is about 11ms and O2 sensor current draw in in the region of 53amps. I would greatly appreciate some advice regarding this issue, anything I can check to isolate the issue? This is what I have picked up with my iCarsoft


Two frames out of 14


BENZ_EN_TEST_00007>E(210)>As of 03-1997>210.063 - E280>Manual>ECM - Engine Control Module(HFM SFI, ME2 SFI)>View Data>Test engine 1:
Total Frames: 14 , Supported Items: 13
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 1/14:
B11/4(Coolant temperature sensor) ----- 49°C
B11/4(Coolant temperature sensor) ----- 49°C
Intake air temperature ----- 8°C
Engine speed ----- 726rpm
Engine speed ----- 730rpm
Engine load ----- 21.08%
Air mass ----- 1075.50kg/h
Throttle valve angle ----- 0.32°
Ignition angle ----- -1277° CA
Injection time ----- 9.85ms
HFM-SFI voltage ----- 1.41V
Engine oil temperature ----- -40°C
Engine oil level ----- 20.96mm
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 2/14:
B11/4(Coolant temperature sensor) ----- 49°C
B11/4(Coolant temperature sensor) ----- 49°C
Intake air temperature ----- 8°C
Engine speed ----- 734rpm
Engine speed ----- 734rpm
Engine load ----- 21.08%
Air mass ----- 1075.50kg/h
Throttle valve angle ----- 0.32°
Ignition angle ----- -1276.90° CA
Injection time ----- 10.09ms
HFM-SFI voltage ----- 1.40V
Engine oil temperature ----- -40°C
Engine oil level ----- 20.96mm
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and this as well


BENZ_EN_TEST_00022>E(210)>As of 03-1997>210.063 - E280>Manual>ECM - Engine Control Module(HFM SFI, ME2 SFI)>View Data>Test idle speed, emission test:
Total Frames: 3 , Supported Items: 6
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 1/3:
B11/4(Coolant temperature sensor) ----- 48°C
Engine speed ----- 725rpm
Engine speed ----- 720rpm
Throttle valve angle ----- 0.32°
O2 control before TWC ----- -11.34%
Engine oil level ----- 20.35mm
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 2/3:
B11/4(Coolant temperature sensor) ----- 48°C
Engine speed ----- 719rpm
Engine speed ----- 720rpm
Throttle valve angle ----- 0.32°
O2 control before TWC ----- -0.20%
Engine oil level ----- 20.56mm
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 3/3:
B11/4(Coolant temperature sensor) ----- 48°C
Engine speed ----- 719rpm
Engine speed ----- 720rpm
Throttle valve angle ----- 0.32°
O2 control before TWC ----- 7.76%
Engine oil level ----- 20.56mm
0
========================================================================
BENZ_EN_TEST_00022>E(210)>As of 03-1997>210.063 - E280>Manual>ECM - Engine Control Module(HFM SFI, ME2 SFI)>View Data>Warming - Up:
Total Frames: 6 , Supported Items: 6
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 1/6:
B11/4(Coolant temperature sensor) ----- 49°C
O2 sensor heater before TWC ----- 12.55A
Sensor heater down-stream TWC ----- 53.09A
Idle speed recognition ----- ON
Post - start enrichment ----- OFF
TWC heating ----- OFF
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 2/6:
B11/4(Coolant temperature sensor) ----- 49°C
O2 sensor heater before TWC ----- 3.19A
Sensor heater down-stream TWC ----- 53.10A
Idle speed recognition ----- ON
Post - start enrichment ----- OFF
TWC heating ----- OFF
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Frame 3/6:
B11/4(Coolant temperature sensor) ----- 49°C
O2 sensor heater before TWC ----- 3.19A
Sensor heater down-stream TWC ----- 49.98A
Idle speed recognition ----- ON
Post - start enrichment ----- OFF
TWC heating ----- OFF
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -



Please, I would really appreciate some guidance here
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