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    Alpine uncovers causes of latest F1 reliability woes

    In Austria, Fernando Alonso failed to begin the Saturday dash occasion after his automobile shut down on the grid.

    On the time, the group pinpointed a failure of the ECU, which is a regular provide part or SSC utilized by all groups.

    Nonetheless, following additional investigations again at Enstone this week, it was concluded that the difficulty lay extra on the group facet, and thus couldn’t be blamed immediately on the usual half. The group now is aware of that the ECU was not receiving energy.

    “At that cut-off date, we thought it was an ECU failure,” Alpine group principal Otmar Szafnauer advised Autosport.

    “We took it again to the manufacturing unit, and we have been in a position to replicate the issue. And it wasn’t the ECU. It is a field that powers the ECU.

    “And so the ECU was high quality, however the energy field that powers the ECU wasn’t high quality. And when you do not energy it, it seems to be just like the ECU is useless. All indications have been that the ECU had failed, however we did not know then that the facility field wasn’t working. And it’s an Alpine half.”

    Esteban Ocon, Alpine A522

    Esteban Ocon, Alpine A522

    Photograph by: Andy Hone / Motorsport Pictures

    In the meantime, the gasoline pump difficulty that prompted Esteban Ocon to retire at Silverstone, and which was repeated on the Frenchman’s automobile after the chequered flag within the Crimson Bull Ring dash, was associated to the SSC excessive strain pump equipped to all groups by Bosch.

    Alpine has now traced the fault to a repair that the group itself needed to provoke earlier this yr after a number of groups skilled issues with the usual pump, and particularly {the electrical} connection to it.

    “The difficulty on the gasoline pump is that we had a few early failures on the dyno,” Szafnauer defined.

    “Due to this fact, we tried to repair these issues ourselves, because the Bosch customary difficulty wasn’t working in an F1 set up, as a result of it is a highway automobile half.

    “A number of groups had this drawback, and us and Ferrari received dispensation from the FIA to do our personal fixes. Due to this fact we went our personal route to repair the Bosch drawback.

    “And our personal repair labored high quality for the primary 9 races. We had no issues on the dyno, or on the observe. Then one thing occurred, most likely we noticed some various kinds of loadings for no matter purpose. And so they began to fail.

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    “Bosch additionally improved from the start, they’ve made modifications to enhance {the electrical} connection. So a number of the groups used the Bosch enchancment, and two of the groups used their very own enchancment.

    “We’re engaged on a brand new repair ourselves for France, and on the similar time exploring what Bosch have not too long ago completed to repair their preliminary drawback.”

    #Alpine #uncovers #reliability #woes