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-   -   FIXED: Return of the P0171 and P0174 (https://xoutpost.com/bmw-sav-forums/x5-e53-forum/93637-fixed-return-p0171-p0174.html)

upallnight 08-06-2013 07:49 PM

Quote:

Originally Posted by diddy0071 (Post 950286)
Possibly, but there are no transmission codes currently. Unless I download a BMW specific software to check.

I thought you were an IT guy.

Here some info on BMW Scanner 1.4

*OFFICIAL* BMW Diagnostic Scanner PA Soft 1.4 Thread - E46Fanatics

bcredliner 08-06-2013 08:30 PM

Quote:

Originally Posted by diddy0071 (Post 950286)
Possibly, but there are no transmission codes currently. Unless I download a BMW specific software to check.

Sorry, my pea brain is easily confused. Putting any and all codes aside for a minute (shame on me) the possibilities are you have the same symptoms with the same cause or the same symptoms with a different cause.

I agree with your earlier post--check fuel pressure first. It is most likely the same symptoms are because of the same cause, bearing in mind that the fuel pump could also have been a symptom and not the root cause. Since that could be the case before replacing the pump again, assuming your the test reveals low fuel pressure, I would want to know what caused the pump to generate low fuel pressure. The pump itself or something causing the pump to generate low pressure.

TerminatorX5 08-06-2013 08:32 PM

debris in fuel lines??? can it be blown off?

bcredliner 08-07-2013 12:11 AM

Quote:

Originally Posted by TerminatorX5 (Post 950307)
debris in fuel lines??? can it be blown off?

No, that would fall under the pump is a symptom not the root cause. Since the 'new' pump appears to have resolved the problem for a period time and now the same problem is back, it is logical to conclude something is causing pumps to have less capability or fail. That should mean any debris is before the pump or a new fuel filter should have been the fix.

Before I can go on to other causes, I need a fuel pressure check.

james520 08-07-2013 03:32 AM

error code table:Diagnostic Trouble Code (DTC) Table Free Download

upallnight 08-07-2013 09:54 AM

See this video as to WHY your pump maybe failing.

https://www.youtube.com/watch?v=GMptYkzb2dU

diddy0071 08-07-2013 10:26 PM

Hey guys, sorry for keeping you waiting so long.

Fuel pressure check is on hold (I have dinner plans this week since my birthday is coming up.)

I did replace the fuel pump. Well...here is some videos of what I am experience after a newer ('05 X5) Fuel Pump.

Video one of symptoms:
DISA again? - YouTube


Video of DISA Valve:

Disa unplugged - YouTube

upallnight 08-08-2013 07:26 AM

Comparison of an old DISA valve and a new DISA valve.

BMW E46: Disa valve- new vs old - YouTube

Did you spray starting fluid or carb cleaner on the injectors? Throwing parts at it is not the right way to fix these trucks. You need to investigate and to determine what is the problem.

diddy0071 08-08-2013 11:08 AM

Quote:

Originally Posted by upallnight (Post 950571)
Comparison of an old DISA valve and a new DISA valve.

BMW E46: Disa valve- new vs old - YouTube

Did you spray starting fluid or carb cleaner on the injectors? Throwing parts at it is not the right way to fix these trucks. You need to investigate and to determine what is the problem.

I sprayed carb cleaner all over the usual spots for vacuum leaks but not the injectors...yet. I only had a few minutes to look at it (Like I said, I have plans all week with friends for dinner for my upcoming birthday)

I decided to replace the pump simply because I thought it could be an issue and seeing as how it was an even exchange, It didn't (and shouldn't) hurt.

I drove the vehicle to work this morning, and by not driving agressively, it didn't give me any hesitation. I will be trying this weekend to spray carb cleaner on the injectors and seeing what that does, but for now, as long as I don't mash on the gas pedal, I can drive it fine. This is a weird problem. When I mash on the pedal (even in park) the engine feels like it isn't getting either fuel or air.

diddy0071 08-08-2013 09:33 PM

I downloaded the demo of PA Soft BMW Scanner 1.4

This is what it read:

---------------------------------------------------------------------------------------------------------------------------
BMW Scanner v1.4.0.5 (28.07.2007) DEMO - P.A.Soft, 2007 Time: 6:19:29 PM 8/8/2013
---------------------------------------------------------------------------------------------------------------------------


# SCAN START
---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW CI DI BI/VI Date Odometer VIN ADFG Algorithm
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 00 12 60 23/01 343630 km WBAFA53531LM89177 FFFFFF MS43.0 M54 (EWS3)
EGS -> 7.508.145 29 64 00 10 60 15/01 343720 km WBAFA53531LM89177 000000 GS20


# USER INFO FIELDS
---------------------------------------------------------------------------------------------------------------------------
Unit Date VIN Odometer Assembly Software Service Dealer Tester Program ver.
---------------------------------------------------------------------------------------------------------------------------
DME -> 18.02.01 WBAFA53531LM89177 0 km 7.510.879 7.510.880 0.000.000 012321 42324 -
08.05.02 WBAFA53531LM89177 5400 km 7.515.536 7.515.537 0.000.000 021390 30000 -
EGS -> 18.02.01 WBAFA53531LM89177 0 km 7.513.398 7.513.399 1.000.000 012321 42324 -


# ERRORS IN UNITS
---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW ERRORS / SHADOW-MEMORY
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 10 errors / 13 errors
EGS -> 7.508.145 29 64 2 errors


# ERRORS DETAILS - DTC(hex)/PARAM(hex)
---------------------------------------------------------------------------------------------------------------------------
DME -> A8/B1 - Thermostat mechanical defect, jammed open
E4/B1 - Oxygen sensor controller, bank 2, deviation too great, deviation rich
BD/B8 - Insufficient heat output, oxygen sensor before catalyst, bank 2, sensor heater faulty
67/B8 - Inlet camshaft, VANOS end position not reached, adaptation value outside tolerance
E3/B1 - Oxygen sensor controller, bank 1, deviation too great, deviation rich
08/B2 - Air mass flow sensor signal, short circuit to negative or open circuit
D6/B8 - Roadspeed, signal implausible
EE/B2 - Misfire, cylinder 1, misfiring during warm up, worsening emissions (Misfire CARB_B1)
F2/B2 - Misfire, cylinder 5, misfiring during warm up, worsening emissions (Misfire CARB_B1)
F0/B2 - Misfire, cylinder 3, misfiring during warm up, worsening emissions (Misfire CARB_B1)
Shadow-memory:
A8/B1 - Thermostat mechanical defect, jammed open
E4/B1 - Oxygen sensor controller, bank 2, deviation too great, deviation rich
BD/B8 - Insufficient heat output, oxygen sensor before catalyst, bank 2, sensor heater faulty
67/B8 - Inlet camshaft, VANOS end position not reached, adaptation value outside tolerance
E3/B1 - Oxygen sensor controller, bank 1, deviation too great, deviation rich
08/B2 - Air mass flow sensor signal, short circuit to negative or open circuit
D6/B8 - Roadspeed, signal implausible
EE/B2 - Misfire, cylinder 1, misfiring during warm up, worsening emissions (Misfire CARB_B1)
F2/B2 - Misfire, cylinder 5, misfiring during warm up, worsening emissions (Misfire CARB_B1)
F0/B2 - Misfire, cylinder 3, misfiring during warm up, worsening emissions (Misfire CARB_B1)
5A/12 - Exhaust temperature before catalyst, bank 1, signal line, short circuit to negative
5B/12 - Exhaust temperature before catalyst, bank 2, signal line, short circuit to negative
5D/12 - Exhaust temperature after catalyst, bank 2, signal line, short circuit to negative


# SCAN END
---------------------------------------------------------------------------------------------------------------------------


---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW CI DI BI/VI Date Odometer VIN ADFG Algorithm
---------------------------------------------------------------------------------------------------------------------------
EGS -> 7.508.145 29 64 00 10 60 15/01 343720 km WBAFA53531LM89177 000000 GS20


# SCAN START
---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW CI DI BI/VI Date Odometer VIN ADFG Algorithm
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 00 12 60 23/01 343630 km WBAFA53531LM89177 FFFFFF MS43.0 M54 (EWS3)
EGS -> 7.508.145 29 64 00 10 60 15/01 343720 km WBAFA53531LM89177 000000 GS20


# USER INFO FIELDS
---------------------------------------------------------------------------------------------------------------------------
Unit Date VIN Odometer Assembly Software Service Dealer Tester Program ver.
---------------------------------------------------------------------------------------------------------------------------
DME -> 18.02.01 WBAFA53531LM89177 0 km 7.510.879 7.510.880 0.000.000 012321 42324 -
08.05.02 WBAFA53531LM89177 5400 km 7.515.536 7.515.537 0.000.000 021390 30000 -
EGS -> 18.02.01 WBAFA53531LM89177 0 km 7.513.398 7.513.399 1.000.000 012321 42324 -


# ERRORS IN UNITS
---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW ERRORS / SHADOW-MEMORY
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 no errors / 3 errors
EGS -> 7.508.145 29 64 2 errors


# ERRORS DETAILS - DTC(hex)/PARAM(hex)
---------------------------------------------------------------------------------------------------------------------------
DME -> Shadow-memory:
5A/12 - Exhaust temperature before catalyst, bank 1, signal line, short circuit to negative
5B/12 - Exhaust temperature before catalyst, bank 2, signal line, short circuit to negative
5D/12 - Exhaust temperature after catalyst, bank 2, signal line, short circuit to negative


# SCAN END
---------------------------------------------------------------------------------------------------------------------------


---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW CI DI BI/VI Date Odometer VIN ADFG Algorithm
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 00 12 60 23/01 343630 km WBAFA53531LM89177 FFFFFF MS43.0 M54 (EWS3)


# SCAN START
---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW CI DI BI/VI Date Odometer VIN ADFG Algorithm
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 00 12 60 23/01 343630 km WBAFA53531LM89177 FFFFFF MS43.0 M54 (EWS3)
EGS -> 7.508.145 29 64 00 10 60 15/01 343720 km WBAFA53531LM89177 000000 GS20


# USER INFO FIELDS
---------------------------------------------------------------------------------------------------------------------------
Unit Date VIN Odometer Assembly Software Service Dealer Tester Program ver.
---------------------------------------------------------------------------------------------------------------------------
DME -> 18.02.01 WBAFA53531LM89177 0 km 7.510.879 7.510.880 0.000.000 012321 42324 -
08.05.02 WBAFA53531LM89177 5400 km 7.515.536 7.515.537 0.000.000 021390 30000 -
EGS -> 18.02.01 WBAFA53531LM89177 0 km 7.513.398 7.513.399 1.000.000 012321 42324 -


# ERRORS IN UNITS
---------------------------------------------------------------------------------------------------------------------------
Unit BMWTNR HW SW-FSW ERRORS / SHADOW-MEMORY
---------------------------------------------------------------------------------------------------------------------------
DME -> 7.518.111 19 41 no errors / 3 errors
EGS -> 7.508.145 29 64 2 errors


# ERRORS DETAILS - DTC(hex)/PARAM(hex)
---------------------------------------------------------------------------------------------------------------------------
DME -> Shadow-memory:
5A/12 - Exhaust temperature before catalyst, bank 1, signal line, short circuit to negative
5B/12 - Exhaust temperature before catalyst, bank 2, signal line, short circuit to negative
5D/12 - Exhaust temperature after catalyst, bank 2, signal line, short circuit to negative


# SCAN END
---------------------------------------------------------------------------------------------------------------------------


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