My check engine light is on the code read P1491.

Tiny
ANONYMOUS
  • 2003 NISSAN ALTIMA
  • 125,611 MILES

My check engine light is on the code read p1491 and someone said it was probly the ac condenser thay said to check the fusa for the ac condensor were is that located the fuze for that?

Saturday, November 24th, 2012 AT 4:41 PM

1 Reply

Tiny
KHLOW2008
  • EXPERT
  • 41,977 POSTS

P1491 - Vacum Cut Valve Bypass Valve.

Refer to diagram for parts description, testing and location.

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Saturday, November 24th, 2012 AT 5:41 PM

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