P200200 Particulate Trap Bank 1 Efficiency Below Threshold

   #1  

Tom M

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Hi
Looking for further troubleshooting info tips & assistance..
I am wondering is it possible to know what sensors are feeding into the ECU control loop and their maximum set points in relation to this particular P200200 error message.

Below error message & Work done to date,,

(1) Replaced (A) "Exhaust gas pressure sensor G450 and done "adaptation
(B) “Pressure differential sender G505” and done "adaptation
error re-occurred.
(2) Carried out "Service regeneration of particulate filter while driving",, error re-occurred (Particle filter, soot mass measured 1.77g)
(3) No symptoms other than engine management light came on.
(4) Verified both G450 & G505 sensors reading when using handheld pressure pump and checking both hand pressure reading unit & ECU readings were the same.
(5) Checked all sensor pipes for blockages.


Code:
Car: Audi A4

Year: 2015

Body type: Saloon

Engine: CNHC 120 kW (163 HP) 2.0 l

Mileage: 139370 KM



---------------------------------------------------------------

01 Engine Control Module 1



System description: R4 2,0L EDC

Software number: 04L906021BQ

Software version: 8245

Hardware number: 04L907309

Hardware version: H23

ODX name: EV_ECM20TDI01104L906021BQ

ODX version: 002005

Long coding: 0A194012242401080000



Trouble codes:

P200200 - Particulate Trap Bank 1 Efficiency Below Threshold

static

Date: 2019-12-10 08:27:40

Mileage: 139206 km

Priority: 2

Malfunction frequency counter: 3

Unlearning counter: 255

Engine speed: 1800.00 1/min

Normed load value: 56.9 %

Vehicle speed: 105 km/h

Coolant temperature: 91 °C

Intake air temperature: 78 °C

Ambient air pressure: 980 mbar

Voltage terminal 30: 14.500 V
 
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   #2  

Uwe

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I'm not sure where the data above came from, but it wasn't VCDS. Please post data from VCDS.

-Uwe-
 
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   #3  

Tom M

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Hi
Have not purchased a VCDS yet !!, was kicking the wheels to see what the possibilities are in relation to finding parameters limits/set points on particular problems taking the one above as an example..
Reviewing the error above on the erWin site was hoping to find given set-points limits etc in the manuals but only came across a TPI from 16Nov19 indicating the Low Pressure EGR Cooler as a possible root cause. Would be easier to stick my hand in a wasps nest to find honey than get in at this where they put it..
I suppose you are going to tell me to go away now !!!
Rgs
 
   #4  

HMC

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C?ID=28246
" I suppose you are going to tell me to go away now !!! "
No, you could buy VCDS, You won't regret it and it opens up all the free support from this Forum.
Regards HMC
 
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