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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ASEMASTER6371
CAR REPAIR CONTRIBUTOR
52,796 POSTS
1727 is an engine speed signal code. codes never identify parts just a failed system. you need a shop to run down this code as it could be wiring, sensor, flywheel or bad computer.