AutoCodes – Chrysler – B1805 Chrysler

B1805 Chrysler Code - Passenger Door Lock/Unlock Switch Circuit Performance Cluster

Quick Answer

The Instrument Cluster monitors Passenger Door Lock/Unlock Switch. Common causes include Faulty Passenger Door Lock/Unlock Switch, Passenger Door Lock/Unlock Switch harness is open or shorted, Passenger Door Lock/Unlock 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
B1805 Chrysler indicates Passenger Door Lock/Unlock Switch Circuit Performance Cluster.
Common causes
Common causes include Faulty Passenger Door Lock/Unlock Switch, Passenger Door Lock/Unlock Switch harness is open or shorted, Passenger Door Lock/Unlock 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 686
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 08, 2019
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Code B1805 Chrysler Description

The Instrument Cluster monitors Passenger Door Lock/Unlock Switch. When the Passenger Door Lock Switch Mux circuit is below 1.5 volts or over 4.3 volts for 10 seconds, this Diagnostic Trouble Code (DTC) will set.
OBDII Code B1805 Chrysler - Passenger Door Lock/Unlock Switch Circuit Performance Cluster - AutoCodes.com
B1805 Chrysler Code - Passenger Door Lock/Unlock Switch Circuit Performance Cluster

What are the Possible Causes of the DTC B1805 Chrysler?

  • Faulty Passenger Door Lock/Unlock Switch
  • Passenger Door Lock/Unlock Switch harness is open or shorted
  • Passenger Door Lock/Unlock Switch circuit poor electrical connection
  • Faulty Instrument Cluster

How to Fix the DTC B1805 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 B1805 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.

Need more information about the B1805 Chrysler code?

Need more information on how to fix the B1805 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1805 Chrysler 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 B1805 Chrysler Code

1. What are the common symptoms of OBDII code B1805 in a Chrysler related to the passenger door lock/unlock switch circuit?

- Common symptoms include malfunctioning power door locks, issues with unlocking or locking the passenger door, and illuminated warning lights on the dashboard.

2. What are the possible causes of OBDII code B1805 in a Chrysler indicating a passenger door lock/unlock switch circuit performance issue?

- Possible causes can include a faulty passenger door lock/unlock switch, damaged wiring or connectors in the circuit, or a malfunctioning body control module.

3. How can I diagnose the OBDII code B1805 in my Chrysler related to the passenger door lock/unlock switch circuit?

- Diagnosis typically involves using a scan tool to retrieve the trouble code, inspecting the passenger door lock/unlock switch and associated wiring, and testing the components for proper functionality.

4. Are there any simple troubleshooting steps I can take before seeking professional assistance for OBDII code B1805 in my Chrysler?

- Yes, you can start by checking the fuse related to the door locks, ensuring the passenger door is securely closed, and testing the switch for any visible damage or signs of wear.

5. Can I continue to drive my Chrysler with OBDII code B1805 related to the passenger door lock/unlock switch circuit issue?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the underlying issue promptly to avoid potential inconvenience or safety concerns.

6. What are some repair tips for resolving OBDII code B1805 in a Chrysler pertaining to the passenger door lock/unlock switch circuit performance?

- Repair tips may include replacing the faulty door lock switch, repairing damaged wiring, resetting the body control module, or seeking professional diagnosis and repair services.

7. Is it possible to reset the OBDII code B1805 in my Chrysler without fixing the underlying issue with the passenger door lock/unlock switch circuit?

- While you can attempt to clear the code using a scan tool, it is recommended to address the root cause of the issue to prevent the code from reoccurring.

8. How much does it typically cost to repair OBDII code B1805 related to the passenger door lock/unlock switch circuit in a Chrysler?

- Repair costs can vary depending on the specific issue, parts needed for replacement, and labor rates, but it is advisable to obtain quotes from reputable repair shops for an accurate estimate.

9. Are there any recalls or technical service bulletins related to OBDII code B1805 in Chrysler vehicles for the passenger door lock/unlock switch circuit?

- It is recommended to check with a Chrysler dealership or online resources for any relevant recalls or technical service bulletins that may address this specific OBDII code and related issues.

10. How can I prevent OBDII code B1805 from occurring again in my Chrysler after repairing the passenger door lock/unlock switch circuit?

- To prevent recurrence, it is advisable to perform regular maintenance checks on the door lock system, address any issues promptly, and follow proper procedures when handling the door lock/unlock switch.

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