2000 INFINITI QX60 HYBRID
12,500 MILES
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BUBBA2BEES
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  • 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
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.
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KHLOW2008
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 41,814 POSTS
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
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