Search results for query: P20EE

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  1. L

    (Solved) Van won't start after work on the wiring under the passenger seat.

    ...VCID: 7CA1E61C26677AFA533-8028 VINID: 9E606AAAA1D8A986011052090C6B331798 6 Faults Found: 31103 - SCR NOx Catalyst Bank 1 P20EE 00 [096] - Efficiency too Low Intermittent - Not Confirmed - Tested Since Memory Clear 16230 - Control Module for Instrument Cluster...
  2. Nam600

    Lumpy T6 - Triggers Broom! Misfire & Vibration under 1500rpm.

    It does seem to be pointing to that. I can't see what else it would be as you have done just about everything you can. What's weird is the garage claiming the compression tests OK. A bent rod would give a lower pressure on that cylinder. I've seen a sticking/broken piston ring that caused...
  3. B

    Lumpy T6 - Triggers Broom! Misfire & Vibration under 1500rpm.

    ...00 [096] - Limit Value Exceeded Intermittent - Not Confirmed - Tested Since Memory Clear 31103 - SCR NOx Catalyst Bank 1 P20EE 00 [096] - Efficiency too Low Intermittent - Not Confirmed - Tested Since Memory Clear Readiness NA This came up 10 days ago, so I...
  4. mmi

    AdBlue top-up issue (merge)

    ...I think the way forward is to 1) update the engine software - to eliminate "false" alarms of P20EE 2) verify the actual amount injected AdBlue using either VW tester or VCDS (never verified myself this works) 3) please can you find any repair history of the van - especially if the DPF has...
  5. mmi

    AdBlue top-up issue (merge)

    On non-updated engine software the P20EE is quite a common event - as such harmless but surely annoying. Yes.
  6. Drew75

    AdBlue top-up issue (merge)

    No not at the minute no adblue light on or p20EE I’ve done about 600 miles since Vw reset the adblue But on the 10th I did have the p20EE fault code but I cleared it and it hasn’t come back yet
  7. mmi

    AdBlue top-up issue (merge)

    ...AdBlue consumption, DPF regeneration - Before and after ECU update Questions: 1) Do you still get the "31103 - SCR NOx Catalyst Bank 1 - P20EE 00 [100] - Efficiency too Low" fault - as mentioned in your post on Thursday (on the log of 10th of July) 2) Do you still have on the dash display...
  8. mmi

    AdBlue top-up issue (merge)

    Yes, there can be quite a few fault code incidents before emission light threshold is reached. Thanks for the log - plotted below, as well as a plot for comparison. The scaling and duration are same on the plots GREEN = NOx level as reported by engine BLUE = AdBlue injection amount as...
  9. Drew75

    AdBlue top-up issue (merge)

    A clean DPF must be good news Im still getting the P20EE efficiency NOX fault code with out any EML and the adblue warning light on
  10. mmi

    Fault codes P20EE and 31103

    23871 = P0401 EGR System Insufficient Flow 31103 = P20EE SCR NOx Catalyst Bank 1 Efficiency too Low 33262 = P204F Reductant System Performance Bank 1 Malfunction The first ones are VW codes, P-codes are OBD-II-standard equivalents. The AdBlue display distance 650 miles was triggered by P204F...
  11. A

    Fault codes P20EE and 31103

    ...miles Further on had adblu fault distance to refill dropped to 650 miles , reset itself after about 20 miles had the following fault codes when I scanned basic obd2 codes P0401, P204F , P20EE and engine codes 23871 , 31103 ,33262 , could these still be software related or do I have a bigger...
  12. A

    Fault codes P20EE and 31103

    Hi So on our way on holiday for a week to Devon , had the the emissions light come on and with Carista the above codes . Will a software update sort this ? Please see attached Carista download from service menu and photos of expanded fault codes .Have I got the latest software? It’s a 2019 T6...
  13. gergely

    Pre-buying inspection - advice needed

    Hi guys, I'm looking for buying a T6 kombi (this is how it's called in my area when you have windows and seats all around but otherwise nothing else in the van). I have checked one with the help of my friends VCDS and have some trouble analyzing the auto-scan logs. Could you (maybe @mmi...
  14. mmi

    Fault code P20EE

    The current fault P20EE turned the emission light on. Neither of the faults damage engine or other components. Well, if the van is still under warranty the fault codes should not be cleared because there actually might be more codes (manufacturer specific ones) which Torque doesn't show.
  15. M

    Fault code P20EE

    I've just set off to the lakes with the kids and the engine management light came on. Pulled over and run a quick scan with the below. Do I need to worry or can it wait till I get home. I'm only 2 hours from home and not planning on using the van while up here 2019 t6 Can I clear and see if...
  16. mmi

    AdBlue top-up issue (merge)

    ...P204F 00 [100] - Malfunction Intermittent - Not Confirmed - Tested Since Memory Clear 31103 - SCR NOx Catalyst Bank 1 P20EE 00 [100] - Efficiency too Low Intermittent - Not Confirmed - Tested Since Memory Clear And also the same old discrepancy in AdBlue range...
  17. mmi

    Fault Codes from o2 sensor change

    ...a more descriptive section - copied below: P2251 >>> Open Circuit P0030 >>> Open Circuit P0031 >>> Short to Ground (possibly simply no power) For now you can ignore P20EE - not likely related. Wiring problem? What's the engine code? What year van? What's the part number? Original VW part?
  18. Bluebird444

    Engine Management Light - VW van centre not available until end July!

    ...I will try keep you updated) —————————— Basic OBD2: P0401 (Pending) (Confirmed) - Exhaust Gas Recirculation "A" Flow Insufficient Detected P20EE (Pending) - SCR NOx Catalyst Efficiency Below Threshold Bank 1 CAN network gateway: 00381 - Databus Instrument Cluster Engine: 23871 31103 ABS...
  19. mmi

    AdBlue top-up issue (merge)

    ...the same The root cause for the discrepancy is still unclear to me but guessing it relates to AdBlue not been as effective as expected (see P20EE fault - NOx sensor reading 354 ppm) Software issue which usually should cure itself. However, your case seems to be more stubborn. Either the...
  20. mmi

    CXGB ECU 4047 software update for P20EE

    Well, actully doesn't surprise me. Got curious and filtered my P20EE logs (before the update) and actually found a somewhat similar case: On a Sunday by 10:00 had accumulated 10 in P20EE counter. Checked again 17:00 - still 10. Checked again at 20:00 - only three remaining in the counter thus...
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