Chrysler Error Code P1683: How to Fix It

Medium 45-90 minutes Low Severity Verified June 2026
Error Code
P1683
Brand
Chrysler
Product Type
automotive
Severity
Low
DIY Difficulty
Medium
Estimated Fix Time
45-90 minutes
The Chrysler P1683 error code indicates a problem with the speed control servo power circuit, which controls your vehicle's cruise control system. This low-severity issue typically means the cruise control won't function properly, but your vehicle remains safe to drive normally.
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Tools You'll Need

How to Fix Error Code P1683

  1. Check the cruise control fuse

    Ensure the engine is off and keys are removed before working with electrical components
  2. Inspect wiring connections

    Disconnect the battery negative terminal before handling wiring connections
  3. Test the cruise control servo motor

  4. Check vacuum lines and reservoir

  5. Scan for additional codes

Parts You May Need

Cruise control servo motor
Check Price on Amazon
Electrical fuses
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Cruise control servo motor
Check Price on Amazon
Electrical fuses
Check Price on Amazon
Cruise control servo motor
Check Price on Amazon
Electrical fuses
Check Price on Amazon
Cruise control servo motor
Check Price on Amazon
Electrical fuses
Check Price on Amazon
Cruise control servo motor
Check Price on Amazon
Electrical fuses
Check Price on Amazon
Cruise control servo motor
Check Price on Amazon
Electrical fuses
Check Price on Amazon
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When to Call a Professional

Contact a professional mechanic if you're uncomfortable working with electrical systems, if the servo motor tests show internal failure requiring replacement, or if multiple related codes appear indicating a more complex powertrain control module issue.

Frequently Asked Questions

Can I drive my Chrysler with P1683 error code?
Yes, you can safely drive your vehicle with P1683 error code. This code only affects the cruise control system and doesn't impact engine performance or safety systems.
How much does it cost to fix Chrysler P1683?
Repair costs typically range from $50-300 depending on the cause. A simple fuse replacement costs under $10, while a cruise control servo motor replacement can cost $150-300 including labor.
Will P1683 cause my Chrysler to fail emissions testing?
P1683 typically won't cause emissions test failure since it's related to cruise control, not emissions systems. However, check your local testing requirements as some areas require all codes to be cleared.
What causes Chrysler P1683 error code?
Common causes include blown fuses, faulty cruise control servo motor, damaged wiring harnesses, vacuum leaks in the cruise control system, or corroded electrical connections.