Getting a "Service Engine Soon" light. Advanced Auto read a "P1140" code. What am I up against?
Nov 20, 2012 at 12:10 AM
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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,
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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.