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Thread: St170 dtas60

  1. #1
    Spanner Monkey

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    St170 dtas60

    Is there anyone out there that has got full vvt working with a DTAS60 ecu?
    I have the engine running, but it does not read the cam position.
    When using the oscilloscope function I can see the ECU gets 5 pulses from the sensor in 2 crankshaft rotations.
    I have selected flywheel mode 13 - ST170 36-1 / 5 tooth cam wheel.

    Does anyone have an idea what could cause the DTA to not process the pulses to a cam position value?
    (cam sensor noise filter is deselected in sequential injection menu)
    The ECU is on firmware 41.00
    Last edited by haadee; 26-07-2022 at 08:31.

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    Racer Decade Plus User

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    Re: St170 dtas60

    Sorry - no idea but have you tried the DTA Forum - http://www.dtaforum.com/index.php DTA's owner often is on there answering questions / assisting with diagnosis's.
    I can't even imagine how an ECU uses 5 pulses in 720 degrees of crankshaft rotation ? ( 720/5 = 144 deg?)

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    Re: St170 dtas60

    The trigger pattern/wheel on the inlet camshaft is not a symmetrical pattern.
    It should be defined in the chosen settings that I mentioned that have been selected.

    Will give that forum a try also.

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    Re: St170 dtas60

    Quote Originally Posted by haadee View Post
    The trigger pattern/wheel on the inlet camshaft is not a symmetrical pattern.
    It should be defined in the chosen settings that I mentioned that have been selected.

    Will give that forum a try also.
    http://www.dtaforum.com/viewtopic.php?f=5&t=2135

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