Materials to Maintain Your ZHP IIIII Hand Protection IIIII Tools to Maintain Your ZHP

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Type: Posts; User: shanneba

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  1. Replies
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    HVAC and EML may be related to the engine speed...

    HVAC and EML may be related to the engine speed increase when the A/C compressor is turned on?
    The ECU increases the engine speed when the compressor is engaged.

    Have you checked for any codes in...
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    I don't have any experience in the Nashville area...

    I don't have any experience in the Nashville area but you might try to contact some of the BMWCCA local chapter members:
    http://www.bmwcca.org/node/2362

    Chapter web site:...
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    It may be the purge valve or change over valve...

    It may be the purge valve or change over valve being activated/deactivated.
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    The SAP would normally only run on a cold start....

    The SAP would normally only run on a cold start.

    The sound is probably the tank leakage test for the EVAP system.
    It will run a longer time when the gas tank is closer to empty.
    It runs every...
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    Yes. There is an electrical heater element inside...

    Yes. There is an electrical heater element inside the thermostat. The ECU turns on voltage to the heater when the engine speed/load is over a set value.
    That allows the thermostat to open more,...
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    No. OBDII specs require the codes to remain even...

    No.
    OBDII specs require the codes to remain even if power to the ECU is lost.
    The codes are stored in non volatile memory.

    The only way to remove the code is to clear it with the proper tool or...
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    The O2 sensors used on the M54 engine changed in...

    The O2 sensors used on the M54 engine changed in 03/2003. Check your production date to make sure you get the correct sensors:
    ...
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    No experience personally but maybe this will...

    No experience personally but maybe this will help:
    http://endtuning.com/bmwcodes.html

    Way at the bottom of the page you will find your codes under ABS3...
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    You could check AutoZone for the Castrol Edge...

    You could check AutoZone for the Castrol Edge with syntec 0w-30 or 5w-40. Both should have the BMW LL-01 approval on them.
    They also probably have the Mobil 1 0w-40, also BMW LL-01 approved.
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    Have you tried a fuel pressure test? The fuel...

    Have you tried a fuel pressure test?

    The fuel pressure should stay within a few psi for 30 minutes or more after the car is turned off.

    Some additional troubleshooting info:
    ...
  11. 700+ iron is way more than I have seen in my...

    700+ iron is way more than I have seen in my OUAs!

    I have three diff UOAs from my 2003 330Ci. Factory fill, Motul Gear 300 and Red Line 75w-90NS with the Quaife LSD. The gears are the original...
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    My Blackstone UOAs seem to indicate about 15% of...

    My Blackstone UOAs seem to indicate about 15% of my oil remains when I change the oil.
    I base this on the moly readings when I changed from BMW 5w-30 to Castrol Syntec 0w-30 that did not have any...
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    http://wds.spaghetticoder.org/en/zinfo/HEL0498FB12...

    http://wds.spaghetticoder.org/en/zinfo/HEL0498FB1214_M0KFK.htm

    This characteristic map thermostat is controlled by the engine control unit dependent on a characteristic map.
    This characteristic...
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    I believe the actual thermostat part number is...

    I believe the actual thermostat part number is the same for all the M54 engines. So they should have the exact same opening temp without the ECM influence since they are physically the same. The...
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    The blue line, radiator outlet temp, doesn't...

    The blue line, radiator outlet temp, doesn't start to rise until the engine temp hits 180F indicating coolant is flowing through the radiator to the lower hose.
    It could be opening a little before...
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    My 2003 is 02/2003 production with the MS43 DME....

    My 2003 is 02/2003 production with the MS43 DME.
    Original thermostat.
    Stewart pump, standard pullies.
    Red Line water wetter / 50/50 BMW coolant.
    Dinan Stage 2 software
    Auto trans
  17. Replies
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    Here is a similar graph from data taken in July...

    Here is a similar graph from data taken in July of 2010.
    It looks like the thermostst starts to open at about 180F ~ 82C A little easier to see in this graph.

    Red is coolant temp in engine...
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    13.8-13.9 volts running (from my volt meter)

    13.8-13.9 volts running (from my volt meter)
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    Here is what BMW's TIS says about the guide pins:...

    Here is what BMW's TIS says about the guide pins:

    Installation:
    Only clean guide screws; do not grease.
    Check threads.
    Replace all guide screws which are not in perfect condition.
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    I've sent in three samples, the results are all...

    I've sent in three samples, the results are all posted at BobIsTheOilGuy -
    The first sample is the factory fill with 38,000 miles, the second was taken at the time I had the Quaife diff installed,...
  21. Replies
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    My last trip where I recorded data showed an...

    My last trip where I recorded data showed an engine coolant temp max of 192F ~ 89C. (March 15th 2012)

    Here is some BMW info on the thermostat MAP:
    ...
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    ECS sells the BMW o-ring, 8mmX3mm from the Intake...

    ECS sells the BMW o-ring, 8mmX3mm from the Intake Air Temp sensor, it also fits the coolant outlet sensor- 96 cents today-
    ...
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    I have data from my non ZHP 330Ci from 21,000 to...

    I have data from my non ZHP 330Ci from 21,000 to 100,000 miles posted over at BITOG if anyone wants to see it.
    ...
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    The change happened in 03/2003 when the ECM...

    The change happened in 03/2003 when the ECM switched to the MS45. The new style has a MAF that measures the airflow for the secondary air pump. They also changed the intake MAF to one with a 6 pin...
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