Which fuse to pull ? | FerrariChat

Which fuse to pull ?

Discussion in '348/355' started by thibaut, Dec 29, 2021.

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  1. thibaut

    thibaut Formula Junior

    Feb 28, 2004
    530
    London, UK
    Full Name:
    Thibaut A.
    Hi,

    I want to gently build oil pressure before engine start up. If there a fuse I can pull so the engine crancks and oil pump circulates oil but engine doesn’t fire ?

    Car has sat for a few months

    thank you
     
  2. Ferrarium

    Ferrarium F1 Veteran
    Sponsor Rossa Subscribed

    Jul 28, 2018
    5,728
    Central NJ
    Full Name:
    Eric
    348 I pull the ignition and fuel pump relays and fuses. They are identified in the wsm. I actually have a color coated picture of it I can post later

    Sent using FerrariChat.com mobile app
     
  3. Ferrarium

    Ferrarium F1 Veteran
    Sponsor Rossa Subscribed

    Jul 28, 2018
    5,728
    Central NJ
    Full Name:
    Eric
  4. Qavion

    Qavion F1 World Champ
    Silver Subscribed

    Feb 20, 2015
    14,376
    Sydney
    Full Name:
    Ian Riddell
    You have a 355 Challenge?

    Does the big red handle stop the engine cranking? I don't have a wiring diagram for the Challenge (old or new).

    Pulling the injection relay/s disables fuel and ignition on the standard car.
     
  5. alexanderfitu

    alexanderfitu Rookie

    May 23, 2020
    40
    Full Name:
    Alexander
    I just crank the engine by jumping the starter solenoid.

    If you do it with the ignition on, but immo on, you can watch the oil pressure gauge
     
  6. Qavion

    Qavion F1 World Champ
    Silver Subscribed

    Feb 20, 2015
    14,376
    Sydney
    Full Name:
    Ian Riddell
    Does the Challenge have an immobiliser?
     
  7. fatbillybob

    fatbillybob Two Time F1 World Champ
    Consultant Owner

    Aug 10, 2002
    29,074
    socal
    Over think! A few months is nothing just fire it up.
     
    tbakowsky, Qavion and johnk... like this.
  8. johnk...

    johnk... F1 World Champ
    Owner

    Jun 11, 2004
    11,244
    CT
    Full Name:
    John Kreskovsky
    And once again we agree.
     
  9. thibaut

    thibaut Formula Junior

    Feb 28, 2004
    530
    London, UK
    Full Name:
    Thibaut A.
    yes it is a challenge and it will be 6-7 month before it is fired again.
    No anti theft.
    The red lever cuts all electric power so no cranking.
    I will pull the relays. It’s only once at the start of the season, not much of a bother. It can’t hurt and would give me an opportunity to clean up the relays contacts.
    Thank you !
     
    Qavion likes this.

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