Chrysler P1683: Speed Control Relay Or Driver Circuit Malfunction

Is your scanner showing Chrysler P1683?
No worries. We'll show you what it means and how to deal with it.

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OBD Codex, Administrator

Chrysler P1683: Speed Control Relay Or Driver Circuit Malfunction

DIY Difficulty Level
Repair Cost
Can I Still Drive?

What Does The Chrysler P1683 Code Mean?

Engine started, engine running with the S/C switch “on”; and the PCM detected an unusual voltage condition on the S/C Relay control circuit during the CCM test.

What Are The Potential Causes Of The Chrysler P1683 Code?

  • S/C power supply circuit is open or shorted to ground
  • S/C dump solenoid (servo) is damaged or has failed
  • PCM has failed

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Cardone 79-4407 Remanufactured Chrysler Computer (Renewed)

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Chrysler P1683, DTCDECODE.

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