I have a trouble code P0301 and P0340

2001 OLDSMOBILE AURORA
160,000 MILES
Avatar
FARGY
  • MEMBER
  • 1 POST
car is showing error codes p0301 and p0340? having difficulty locating the plugs and wires to check them, its the v8 model, cx is running rough, vibrating/sputtering... engine light came on blinking, when i attached my code reader it showed the above codes? what can i do to fix it...thanks
Nov 5, 2011 at 1:05 AM
Advertisement
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Avatar
JACOBANDNICKOLAS
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 110,190 POSTS
PO301 is a cylinder misfire, cylinder 1. Pull the plug and check it and the wire to it. The PO340 is a camshaft sensor issue. Check the plug first. It is the easiest and cheapest fix. NOTE: Either code could set the other code.
Nov 5, 2011 at 2:19 AM