Engine-CodesLincoln – B108C Lincoln

B108C Lincoln Code - Start Button Circuit 'B'

Quick Answer

The B108C diagnostic trouble code for Lincoln vehicles refers to a Start Button Circuit 'B' issue. Common causes include Faulty start button, Damaged wiring or connectors in the start button circuit, Defective engine control module. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B108C Lincoln indicates Start Button Circuit 'B'.
Common causes
Common causes include Faulty start button, Damaged wiring or connectors in the start button circuit, Defective engine control module.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code B108C Lincoln Description

The B108C diagnostic trouble code for Lincoln vehicles refers to a Start Button Circuit 'B' issue. This code indicates a problem with the circuit that controls the start button in the vehicle. The start button is a critical component of the vehicle's ignition system, allowing the driver to start the engine with a simple push of a button. When this circuit malfunctions, it can prevent the engine from starting or cause intermittent starting issues.

OBDII Code B108C Lincoln - Start Button Circuit 'B'
B108C Lincoln Code - Start Button Circuit 'B'

Common Causes of B108C Lincoln

  1. Faulty start button
  2. Damaged wiring or connectors in the start button circuit
  3. Defective engine control module
  4. Corrosion or moisture in the circuit
  5. Electrical short in the circuit

Symptoms of B108C Lincoln

  1. Engine cranks but does not start
  2. Intermittent starting issues
  3. Start button does not respond when pressed
  4. Dashboard warning lights related to the start button

How to Fix B108C Lincoln

  1. Diagnose the issue by using a diagnostic scanner to retrieve the specific trouble code and pinpoint the exact cause of the problem.
  2. Inspect the start button, wiring, and connectors for any visible damage or corrosion. Replace any damaged components.
  3. Test the start button circuit using a multimeter to check for continuity and proper voltage levels.
  4. If the issue lies with the engine control module, replace it with a new or refurbished unit.
  5. Clear the trouble code from the vehicle's memory using the diagnostic scanner after completing the repairs.

Cost to Fix B108C Lincoln

The cost of repairing a Start Button Circuit 'B' issue in a Lincoln vehicle can vary depending on the extent of the damage and the specific components that need to be replaced. On average, the repair costs for this type of issue can range from $200 to $500, including parts and labor. However, it's important to note that diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150. Factors such as the vehicle's make and model, location, and the complexity of the repair can also influence the overall cost. For a more accurate estimate, it is recommended to consult with a trusted auto repair shop in your area.

Tech Notes for B108C Lincoln

B108C:23 Start Button Circuit 'B' Signal Stuck Low

B108C:24 Start Button Circuit 'B' Signal Stuck High

B108C:2F Start Button Circuit 'B' Signal Erratic

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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 B108C Lincoln Code

1. What are the common symptoms of OBDII code B108C in a Lincoln related to the Start Button Circuit 'B'?

- Common symptoms include the inability to start the vehicle using the push-button start, intermittent starting issues, and potential illumination of the check engine light.

2. What can cause the OBDII code B108C in a Lincoln?

- The code B108C can be triggered by issues such as faulty wiring in the start button circuit, a malfunctioning start button switch, or problems with the vehicle's start button module.

3. How can I diagnose the OBDII code B108C in my Lincoln?

- Diagnosing code B108C may involve using a diagnostic scanner to retrieve the code, inspecting the start button circuit for damaged wiring or loose connections, and testing the start button switch for proper functionality.

4. Is it safe to continue driving my Lincoln with OBDII code B108C present?

- It is not recommended to drive your vehicle with the B108C code active, as it may lead to potential starting issues and further damage to the start button circuit components.

5. Can I repair the OBDII code B108C in my Lincoln on my own?

- While some DIY enthusiasts may attempt to repair code B108C themselves by checking wiring connections and replacing faulty components, it is advisable to seek professional help for an accurate diagnosis and proper repair.

6. How much does it typically cost to fix OBDII code B108C in a Lincoln?

- The cost of repairing code B108C can vary depending on the extent of the issue and the required repairs. It is recommended to get a quote from a qualified mechanic or dealership for an accurate estimate.

7. Are there any preventive measures to avoid OBDII code B108C in a Lincoln?

- To prevent OBDII code B108C, it is advisable to perform regular maintenance checks on the start button circuit, avoid water damage to the start button area, and address any starting issues promptly.

8. What are the long-term effects of ignoring OBDII code B108C in a Lincoln?

- Ignoring code B108C can lead to continued starting problems, potential immobilization of the vehicle, and increased risk of more costly repairs if the underlying issue is not addressed in a timely manner.

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