AOA dear brothers, mere pass 2011 toyota prius 1.8 ha, kal us ki engine check light on arahi thi, computer se diagnostic karwayaa to pata laga k 1 oxygen sensor (agay wala) kharab ha, ab electrician keh raha ha k dono change karny hongy, ap experts ka kya opinion ha? 1 sensor 4500 ka de raha tha aur ab keh raha ha dono change ho jain to acha ha, 10000 tak kharcha aye ga. i am confused ap mashwara dain k jo kharab ha, sirf wahi change karun? ya dono?
