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AutoCodes - Generic - B2100

B2100 Code - Door Driver Key Cylinder Switch Failure

- Code Popularity: 7,219 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
By AutoCodes.com - Updated Sep 16, 2019
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|Code B2100 Possible Causes

  • Faulty Door Driver Key Cylinder Switch
  • Door Driver Key Cylinder Switch harness is open or shorted
  • Door Driver Key Cylinder Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How do I Fix the Code B2100?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Car have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code B2100?

Labor: 1.0

The cost of diagnosing the B2100 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code B2100 Possible Symptoms?

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

|Code B2100 Description

The Body Control Module (BCM) monitors the Door Driver Key Cylinder Switch. The BCM sets the OBDII code when the Door Driver Key Cylinder Switch is not to factory specifications.

OBDII Code B2100 - Door Driver Key Cylinder Switch Failure - AutoCodes.com
B2100 Code - Door Driver Key Cylinder Switch Failure

|Need More Information on the B2100 Code?

Need more information on how to fix the B2100 code? Get Access to Factory Service Manuals

|Information for Specific Makes

  • B2100 Chrysler Ignition Run/Start Input Circuit Performance
  • B2100 Dodge Ignition Run/Start Input Circuit Performance
  • B2100 Jeep Ignition Run/Start Input Circuit Performance
  • B2100 RAM Ignition Run/Start Input Circuit Performance

|Need Help with the B2100 Code?

Get the B2100 code diagnosed by a professional: Find a repair shop in your area

|Code B2100 comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B2100 code? Have you replaced any parts?
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