At a closed-door meeting here, he warned them if the party candidates lose in their areas, they would have to face the consequences, SP sources said.
Netaji (Mulayam) has fixed a target of winning 60 Lok Sabha seats (out of 80).
Mulayam also directed them to shun differences, if any, and remain united, they said.
"Netaji (Mulayam) has fixed a target of winning 60 Lok Sabha seats (out of 80). We will ensure that these number of seats are won," minister S P Yadav told reporters.
The SP chief advised the ministers to remain in their areas, hear grievances of the people and remain connected with them.
Chief Minister and UP party head Akhilesh Yadav was also present at the meeting.