Asalamualikum brothers, i need a expert advice. mere pas prius 2011 model ha, recently us mai engine oil change karwaya ab issue yeh ha k us mai engine oil kam ho raha ha. Silencer bhe saf ha, koi oil ya dhunwa nahi ha. engine power bhe thek ha, engine heat up bhe nahi hota. Na to nechay girta ha, aur fuel average bhe thek ha. yeh kya masla ho sakta ha? OBD scan bhe karwaya ha, us mai bhe koi issue nahi.
4-5 bar oil change kar chuka hon, caltex havoline pehle 0w-20 phir 5w-40 ab 5w-30 bhe use kar lia mugar phir bhe kam hota ha. engine 55,000km chala ha