2008 Jeep Grand Cherokee Overland HEMI 5.7L with engine code P1521, what should I do?

Question

I have 2008 Jeep Grand Cherokee Overland HEMI 5.7L engine I try all types of oil but still, the code comes up all the time :
0-30 castrol
5-30 petromen
0-40 mobile 1
10-30 petromin
10-30 castrol
and the code still apear
what i should do (232000km)

Answer 1

Hi there,

This code indicates an incorrect engine oil type. Here is some info for you.

P1521 JEEP - Incorrect Engine Oil Type
Read more: https://www.autocodes.com/p1521_jeep.html