AutoCodes – Lincoln – B1205 Lincoln

B1205 Lincoln Code - EIC Switch Assembly Circuit Failure

Quick Answer

The message center functionality is controlled through the message center switches, which are hardwired to the Instrument Cluster (IC). Common causes include Faulty Message Center Switch, Message Center Switch harness is open or shorted, Message Center Switch circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B1205 Lincoln indicates EIC Switch Assembly Circuit Failure.
Common causes
Common causes include Faulty Message Center Switch, Message Center Switch harness is open or shorted, Message Center Switch circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 1,071
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B1205 Lincoln Description

The message center functionality is controlled through the message center switches, which are hardwired to the Instrument Cluster (IC). The Instrument Cluster (IC) monitors the message center switch input by sending reference signals through the circuit. The message center switch return signal is routed back to the Instrument Cluster (IC) through the circuit. A continuous or on-demand Diagnostic Trouble Code (DTC) that sets if the Instrument Cluster (IC) detects a stuck RESET or SETUP switch, or a switch that has been pressed for longer than 2 minutes, on the circuit.
OBDII Code B1205 Lincoln - EIC Switch Assembly Circuit Failure - AutoCodes.com
B1205 Lincoln Code - EIC Switch Assembly Circuit Failure

What are the Possible Causes of the DTC B1205 Lincoln?

  • Faulty Message Center Switch
  • Message Center Switch harness is open or shorted
  • Message Center Switch circuit poor electrical connection
  • Faulty Instrument Cluster (IC)

How to Fix the DTC B1205 Lincoln?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1205 Lincoln code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1205 Lincoln Code

1. What are the common symptoms of OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- Common symptoms include malfunctioning electronic instrument cluster (EIC) switches, non-responsive controls, and illuminated warning lights on the dashboard.

2. What are the potential causes of OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- The code may be triggered by a faulty EIC switch assembly, damaged wiring or connectors, or issues with the vehicle's electrical system.

3. How can I diagnose OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- Diagnosis typically involves using a diagnostic scanner to retrieve the trouble codes, conducting visual inspections of the EIC switches and related components, and performing continuity tests on the wiring.

4. Can I continue driving my vehicle with OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- It is advisable to address the issue promptly to prevent further damage to the vehicle's electrical system. Continuing to drive with a malfunctioning EIC switch assembly may lead to safety risks or further complications.

5. How can I repair OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- Repair options may include replacing the faulty EIC switch assembly, repairing damaged wiring or connectors, or addressing any underlying electrical issues causing the circuit failure.

6. Are there any DIY tips for troubleshooting OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- DIY enthusiasts can start by checking for loose connections, inspecting the EIC switches for physical damage, and ensuring all related fuses are intact before seeking professional help.

7. Will resetting the OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure) make it go away permanently?

- Simply resetting the code may temporarily clear the warning light, but if the underlying issue is not addressed, the code is likely to reappear. It is important to diagnose and fix the root cause of the problem.

8. How much does it typically cost to repair OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- The cost of repair can vary depending on the extent of the damage, parts needed, and labor rates. It is recommended to obtain quotes from reputable automotive technicians or repair shops.

9. Can extreme weather conditions affect OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure)?

- Yes, extreme temperatures or moisture exposure can potentially impact the EIC switch assembly and related circuitry, leading to malfunctions and triggering the fault code.

10. Is OBDII code B1205 Lincoln (EIC Switch Assembly Circuit Failure) a common issue in Lincoln vehicles?

- While not extremely common, EIC switch assembly circuit failures can occur in Lincoln vehicles, especially in older models or those with high mileage. Regular maintenance and prompt repairs can help prevent such issues.

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