2000 Infiniti Infinity Qx4 Getting Service Engine Soon Light Advanced Auto

2000 INFINITI QX60 HYBRID
12,500 MILES
Avatar
BUBBA2BEES
  • MEMBER
  • 1 POST
Getting a "Service Engine Soon" light. Advanced Auto read a "P1140" code. What am I up against?
Nov 20, 2012 at 12:10 AM
Advertisement
Avatar
KHLOW2008
  • ✓ASE Certified Mechanic
  • 41,814 POSTS
  • ASE Certified Mechanic
P1140 - Intake Valve Timing Control Position Sensor.

Most likely the Valve Timing solenoid is not functioning correctly causing the code to be triggerred. If engine is heavily sludged, remove the solenoid valve and clean it and its passages and retest.
Nov 20, 2012 at 2:36 PM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
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.