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B2124 Jeep Code - Ignition Run Control Circuit Open

- Code Popularity: 774 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B2124 Jeep?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Run Relay
  • Run Relay harness is open or shorted
  • Run Relay circuit poor electrical connection
  • Faulty Front Control Module (FCM)
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How to Fix the DTC B2124 Jeep?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2124 Jeep code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code B2124 Jeep Description

The Front Control Module monitors the Ignition Run Control Circuit. The Front Control Module will set this DTC within 500ms if the run relay control circuit voltage is open or shorted to ground.

OBDII Code B2124 Jeep - Ignition Run Control Circuit Open - AutoCodes.com
B2124 Jeep Code - Ignition Run Control Circuit Open

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Code B2124 Jeep comments

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