AutoCodesChrysler – B2818 Chrysler

B2818 Chrysler Code - Headlamp Leveling Sensor Supply Circuit High

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Headlamp Leveling Module (HIDT) detects a high condition on the output circuit. Common causes include Faulty Headlamp Leveling Switch, Headlamp Leveling Switch harness is open or shorted, Headlamp Leveling Switch 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
B2818 Chrysler indicates Headlamp Leveling Sensor Supply Circuit High.
Common causes
Common causes include Faulty Headlamp Leveling Switch, Headlamp Leveling Switch harness is open or shorted, Headlamp Leveling Switch 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 389
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 13, 2020
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Code B2818 Chrysler Description

The Diagnostic Trouble Code (DTC) sets when the Headlamp Leveling Module (HIDT) detects a high condition on the output circuit.
OBDII Code B2818 Chrysler - Headlamp Leveling Sensor Supply Circuit High - AutoCodes.com
B2818 Chrysler Code - Headlamp Leveling Sensor Supply Circuit High

What are the Possible Causes of the DTC B2818 Chrysler?

  • Faulty Headlamp Leveling Switch
  • Headlamp Leveling Switch harness is open or shorted
  • Headlamp Leveling Switch circuit poor electrical connection
  • Faulty Headlamp Leveling Module (HIDT)

How to Fix the DTC B2818 Chrysler?

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 B2818 Chrysler 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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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 B2818 Chrysler Code

1. What does the OBDII code B2818 mean on a Chrysler?

The B2818 code indicates a problem with the headlamp leveling sensor supply circuit, specifically a high voltage condition.

2. What are the symptoms of code B2818 in a Chrysler vehicle?

Common symptoms include malfunctioning or unresponsive headlamp leveling, uneven headlight alignment, or a warning light on the dashboard.

3. What causes the B2818 code to appear in a Chrysler?

Potential causes include damaged wiring, a faulty headlamp leveling sensor, poor electrical connections, or issues with the control module.

4. How can I diagnose the B2818 code on my Chrysler?

Inspect the wiring and connectors for damage or corrosion, test the headlamp leveling sensor, and check the voltage supply to ensure it is within specification.

5. Can I drive my Chrysler with the B2818 code active?

Yes, you can drive with this code, but the headlamp leveling system may not work correctly, potentially reducing visibility and safety at night.

6. How do I fix the B2818 code on a Chrysler?

Repairs may involve replacing the headlamp leveling sensor, repairing damaged wiring, cleaning corroded connectors, or reprogramming the control module if necessary.

7. Is the B2818 code specific to Chrysler vehicles?

No, the code B2818 can appear on other vehicle makes, but the diagnostic and repair process may vary depending on the manufacturer.

8. What tools are needed to repair a Chrysler with a B2818 code?

You may need an OBDII scanner, a multimeter for testing voltage, and basic tools for inspecting and repairing wiring connections.

9. How much does it cost to repair a B2818 code on a Chrysler?

The cost varies depending on the issue; replacing the sensor might cost $100–$300, while wiring repairs are typically less expensive.

10. Can a B2818 code trigger other system problems in my Chrysler?

While unlikely, prolonged issues with the headlamp leveling system could affect nighttime driving safety and potentially strain related electrical circuits.

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