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Cold start issues

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richard.stj.hill-me.com
PCGB Member
  • Total Posts : 2
  • Joined: 2018/01/09 10:13:26
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2019/01/30 17:27:15 (permalink)

Cold start issues

 Hi Can anybody help me with trouble shooting a cold start issue I have on my 2001 996 C4. 
When winter draws in and mornings get colder I have to turn the car over increasingly more times before it starts. 
Last year it was a max of three times before starting this year I am up to five times before it starts. I have had a new MAF fitted and a couple of other sensors recommended by the Porsche garage I use, but issue still persists. When the car is warm it starts first time every time. 
I drive it regularly, battery has been checked and is strong. 
Any advice gratefully received 
many thanks.
Richard

2 Replies Related Threads

    andywill
    PCGB Member
    • Total Posts : 7415
    • Joined: 2007/01/02 21:23:52
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    andywill PCGB Member
    Re: Cold start issues 2019/01/30 18:01:36 (permalink)
    Hi Richard
    Not sure what you have had replaced but the Crankshaft Sensor can cause starting issues but usually when hot.
    If it does start the I wonder if its fuel pressure related?
    Good luck
    Andy

    Andy Willis.
    996 Register Secretary.
    richard.stj.hill-me.com
    PCGB Member
    • Total Posts : 2
    • Joined: 2018/01/09 10:13:26
    • Status: offline
    Re: Cold start issues 2019/01/30 18:20:52 (permalink)
    Thanks Andy
    i checked the invoices and the crank sensor is one that has been replaced. I will do a bit of digging on the fuel pressure question. 
     
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