Jeep B2140: Ignition Start (Remote Start) Control Circuit High

Is your scanner showing Jeep B2140?
No worries. We'll show you what it means and how to deal with it.

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OBDCodex, Editor

Jeep B2140: Ignition Start (Remote Start) Control Circuit High

DIY Difficulty Level
Repair Cost
Can I Still Drive?

What Does The Jeep B2140 Code Mean?

The Front Control Module (FCM) will set this DTC within 500ms if the (F26) Ignition Switch Output (Start) circuit is shorted to voltage.

What Are The Potential Causes Of The Jeep B2140 Code?

  • (F26) ignition switch output (start) circuit shorted to voltage
  • Starter relay
  • Engine control module (ECM)
  • Front control module (FCM)

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
>>> Twippo 372Pcs Waterproof Wire Connectors Kit
>>> Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT
>>> Front Control Module

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

Reference Sources

Jeep B2140, DTCDECODE.

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