2003 Toyota Corolla p0171 p1346 p1349

2003 TOYOTA COROLLA
100,000 MILES • 1.8L • 4 CYL • 2WD • AUTOMATIC
Avatar
LUISFER
  • MEMBER
  • 2 POSTS
Hi car in idle is innestable, i change cmp and vvt-i valve and clean the filter of vvt valve and the problem persist
Jun 4, 2014 at 12:06 PM
Advertisement
Avatar
JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Has the timing belt ever been changed?
Jun 5, 2014 at 12:00 PM
Avatar
LUISFER
  • MEMBER
  • 2 POSTS
not change the timing belt, change the head gasket and assemble engine came back and started making failure
Jun 6, 2014 at 1:07 PM
Advertisement
Avatar
JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
You mean the problem started after the head gasket was replaced? Also, a stretched or worn belt can cause this problem. When the head gasket was replaced, was the mechanic knowledgeable regarding engine timing on a VVT engine?
Jun 6, 2014 at 8:06 PM