Engine-CodesLincoln – B1318 Lincoln

B1318 Lincoln Code - Battery Voltage Low

Quick Answer

The B1318 diagnostic trouble code for Lincoln vehicles indicates that the battery voltage in the vehicle is low. Common causes include Faulty battery, Weak alternator, Corroded or loose battery connections. 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
B1318 Lincoln indicates Battery Voltage Low.
Common causes
Common causes include Faulty battery, Weak alternator, Corroded or loose battery connections.
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 B1318 Lincoln Description

The B1318 diagnostic trouble code for Lincoln vehicles indicates that the battery voltage in the vehicle is low. This means that the voltage level in the vehicle's battery is below the normal operating range, which can have a significant impact on the overall performance of the vehicle. The battery is a crucial component in the vehicle's electrical system, providing power to start the engine, run electrical systems, and maintain proper voltage levels for various components. When the battery voltage is low, it can lead to issues with starting the engine, dimming or flickering lights, and malfunctioning electrical systems.

OBDII Code B1318 Lincoln - Battery Voltage Low
B1318 Lincoln Code - Battery Voltage Low

Common Causes of B1318 Lincoln

  1. Faulty battery
  2. Weak alternator
  3. Corroded or loose battery connections
  4. Parasitic drain on the battery
  5. Damaged electrical system component

Symptoms of B1318 Lincoln

  1. Difficulty starting the engine
  2. Dim or flickering headlights
  3. Erratic behavior from electronic systems
  4. Dashboard lights flickering
  5. Battery warning light illuminated on the dashboard

How to Fix B1318 Lincoln

  1. Test the battery to determine its health and voltage level
  2. Check the alternator to ensure it is charging the battery properly
  3. Inspect and clean battery connections to ensure they are tight and free of corrosion
  4. Identify and repair any parasitic drains on the battery
  5. Replace any damaged electrical system components, such as fuses or relays

Cost to Fix B1318 Lincoln

The cost of repairing a low battery voltage issue like the B1318 code can vary depending on the underlying cause and the specific repairs needed. In general, the cost of replacing a faulty battery can range from $100 to $200, while a new alternator can cost between $300 and $600. Cleaning and tightening battery connections may only require basic tools and supplies, so the cost would be minimal. Identifying and repairing parasitic drains or damaged electrical components can also vary in cost, depending on the extent of the issue and the time required for diagnosis and repair.

Tech Notes for B1318 Lincoln

According to the 1996 Ford Explorer factory service manaual, the B1317 and B1318 codes depends on which module the code was generated.



B1317

Four-Wheel Antilock Brake (4WABS) Control Module: Antilock Brake System Problem

Generic Electronic Module (GEM): Battery Voltage High



B1318

Automatic Ride Control (ARC) Module: Suspension Control (Automatic - Electronic Level)

Generic Electronic Module (GEM): Battery Voltage Low

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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 B1318 Lincoln Code

1. What does OBDII code B1318 Lincoln indicate?

The B1318 code in a Lincoln vehicle signals that the battery voltage is lower than the expected threshold.

2. What are the common symptoms of OBDII code B1318?

Common symptoms of B1318 may include a weak or dead battery, difficulty starting the vehicle, dimming headlights, and issues with electrical components.

3. What are the possible causes of OBDII code B1318 in a Lincoln?

Causes of the B1318 code can range from a faulty battery or alternator, loose or corroded battery connections, to a malfunctioning voltage regulator or charging system.

4. How can I diagnose OBDII code B1318 in my Lincoln?

To diagnose the B1318 code, you can start by checking the battery voltage with a multimeter, inspecting the battery connections, testing the alternator output, and scanning the vehicle's electrical system for any faults.

5. Is it safe to continue driving with OBDII code B1318 active?

It is not recommended to drive with the B1318 code present, as it can lead to further electrical issues and potential breakdowns due to a low battery voltage.

6. What are some repair tips for fixing OBDII code B1318 in a Lincoln?

Repair tips for B1318 may include charging or replacing the battery, checking and cleaning the battery terminals, inspecting the alternator for proper functioning, and addressing any wiring or component issues.

7. Can a DIY enthusiast fix OBDII code B1318 at home?

Depending on your skill level and access to tools, DIY enthusiasts may be able to address the B1318 code by following repair guides, conducting basic electrical tests, and replacing faulty components like the battery or alternator.

8. Will resetting the OBDII system clear the B1318 code in a Lincoln?

Resetting the OBDII system may temporarily clear the B1318 code, but if the underlying issue causing the low battery voltage is not addressed, the code is likely to reappear.

9. Should I seek professional help for OBDII code B1318 if I'm not familiar with automotive repairs?

If you are not experienced in automotive repairs, it is advisable to seek professional help to diagnose and fix the B1318 code to ensure proper repair and prevent further damage to the vehicle's electrical system.

10. How much does it typically cost to repair OBDII code B1318 in a Lincoln at a mechanic's shop?

The cost of repairing the B1318 code can vary depending on the specific issue causing the low battery voltage, but it may involve expenses for parts, labor, and diagnostic services, with an average range of $100 to $500.

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