Hello to all the colleagues I would like to do and thank the answers a lot, I am repairing a Twigo year 2000 with a direct injection system, the car was towed to the workshop after checking it detects low fuel pressure so it changes the pump, however the car turns on the Detect a connection that bridges the electrical signal of a relay that connects the air conditioning compressor signal and an electro fan with the fuel pump signal (white cable with white wire with yellow) is looking对于燃油泵继电器,我忘了断开电气连接