The incident was caused by a pantograph malfunction, leading to a total loss of power. Civil Protection activated the FERROCAT emergency plan until the convoy was towed to Garraf station in Sitges.
“"We spent two hours in a tunnel without mobile coverage, with barely any information about the breakdown."
This breakdown occurs just before Adif begins a 3 million euro maintenance project in the area. Renfe reported that while service wasn't fully suspended, frequency was reduced to two trains per hour.
