AutoCodes – Lincoln – C0018 Lincoln

C0018 Lincoln Code - Left Rear Inlet Control

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Left Rear Inlet Solenoid. Common causes include Faulty Left Rear Inlet Solenoid, Left Rear Inlet Solenoid harness is open or shorted, Left Rear Inlet Solenoid circuit poor electrical connection. 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: C0018 Lincoln indicates Left Rear Inlet Control.
Common causes: Common causes include Faulty Left Rear Inlet Solenoid, Left Rear Inlet Solenoid harness is open or shorted, Left Rear Inlet Solenoid circuit poor electrical connection.
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.

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Code Popularity 1,345

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 03, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C0018 Lincoln Description

The Anti-Lock Brake System (ABS) Module monitors the Left Rear Inlet Solenoid. The ABS Module sets the OBDII code when the Left Rear Inlet Solenoid is not to factory specifications.

OBDII Code C0018 Lincoln - Left Rear Inlet Control - AutoCodes.com — C0018 Lincoln Code - Left Rear Inlet Control

What does this mean?

What are the Possible Causes of the DTC C0018 Lincoln?

Faulty Left Rear Inlet Solenoid
Left Rear Inlet Solenoid harness is open or shorted
Left Rear Inlet Solenoid circuit poor electrical connection

How to Fix the DTC C0018 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 C0018 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.

Need more information about the C0018 Lincoln code?

Need more information on how to fix the C0018 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0018 Lincoln code diagnosed by a professional: Find a repair shop in your area

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 C0018 Lincoln Code

1. What are common symptoms of OBDII code C0018 Lincoln (Left Rear Inlet Control)?

Symptoms may include the ABS warning light being illuminated on the dashboard, uneven braking, or a noticeable decrease in braking performance on the left rear wheel.

2. What can cause OBDII code C0018 Lincoln to trigger?

The code may be triggered by issues such as a faulty left rear wheel speed sensor, damaged wiring harness, or problems within the left rear brake caliper or control module.

3. How can I diagnose the cause of OBDII code C0018 Lincoln?

Diagnosis typically involves using a professional OBDII scanner to retrieve the specific fault codes, testing the left rear wheel speed sensor for proper operation, and inspecting the wiring for any visible damage.

4. Can I still drive my vehicle with OBDII code C0018 Lincoln present?

It is not recommended to drive the vehicle with this code present, as it may affect the ABS system and compromise braking performance on the left rear wheel. Seek professional assistance to diagnose and repair the issue promptly.

5. How should I repair OBDII code C0018 Lincoln (Left Rear Inlet Control)?

Repair options may include replacing the faulty left rear wheel speed sensor, repairing damaged wiring, or addressing any issues within the left rear brake caliper or control module as needed.

6. Is it safe to continue driving if the ABS warning light is on due to OBDII code C0018 Lincoln?

Driving with the ABS warning light on can pose a safety risk, especially in adverse driving conditions. It is best to have the issue diagnosed and repaired by a qualified mechanic to ensure the ABS system functions properly.

7. Can weather conditions affect the triggering of OBDII code C0018 Lincoln?

Extreme weather conditions, such as heavy rain or snow, can potentially impact the ABS system and trigger fault codes like C0018. Ensure your vehicle is properly maintained to minimize the risk of such issues.

8. How much does it typically cost to repair OBDII code C0018 Lincoln?

Repair costs can vary depending on the specific cause of the code and the labor rates in your area. It is advisable to obtain quotes from reputable repair shops to compare prices and services.

9. Are there any preventive maintenance measures to avoid OBDII code C0018 Lincoln?

Regular maintenance of the ABS system, including checking and cleaning wheel speed sensors, inspecting wiring harnesses, and ensuring proper brake system function, can help prevent issues that may trigger this code.

10. Can OBDII code C0018 Lincoln affect the overall performance of the vehicle?

Yes, this code can impact the overall braking performance of the vehicle, particularly on the left rear wheel. Prompt diagnosis and repair are crucial to maintain the safety and functionality of the ABS system.