AutoCodes – RAM – B185A RAM

B185A RAM Code - Driver Window Position Sensor Circuit Performance

Quick Answer

The Driver Door Module (DDM) monitors the Driver Window Position Sensor Circuit. Common causes include Faulty Driver Window Motor, Driver Window Motor harness is open or shorted, Driver Window Motor 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: B185A RAM indicates Driver Window Position Sensor Circuit Performance.
Common causes: Common causes include Faulty Driver Window Motor, Driver Window Motor harness is open or shorted, Driver Window Motor 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 554

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 Jul 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B185A RAM Description

The Driver Door Module (DDM) monitors the Driver Window Position Sensor Circuit. The Driver Door Module sets the OBDII code when one of the Driver Window Motor Hall Sensors does not generate a signal during a window movement.

OBDII Code B185A RAM - Driver Window Position Sensor Circuit Performance - AutoCodes.com — B185A RAM Code - Driver Window Position Sensor Circuit Performance

What does this mean?

What are the Possible Causes of the DTC B185A RAM?

Faulty Driver Window Motor
Driver Window Motor harness is open or shorted
Driver Window Motor circuit poor electrical connection
Faulty Driver Door Module (DDM)

How to Fix the DTC B185A RAM?

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 B185A RAM 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 B185A RAM Code

1. What are common symptoms of OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- Common symptoms include erratic window operation, inability to control the window from the driver's side, and potential issues with the window auto-up feature.

2. What are some possible causes of OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- Causes may include a faulty window position sensor, damaged wiring or connectors in the circuit, or a malfunctioning window control module.

3. How can I diagnose the issue causing OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- You can diagnose the issue by conducting a visual inspection of the wiring and connectors, testing the window position sensor for proper functioning, and using a scan tool to retrieve specific error codes.

4. What are the recommended repair tips for resolving OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- Repair tips may include repairing or replacing damaged wiring and connectors, replacing the faulty window position sensor, or reprogramming the window control module.

5. Can I continue driving my vehicle with OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- It is not recommended to continue driving the vehicle with this code, as it may lead to further window control issues or safety concerns.

6. How much does it typically cost to repair OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- The cost of repair can vary depending on the specific issue causing the code, but it may range from a few hundred to a few thousand dollars, including parts and labor.

7. Are there any DIY fixes for OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- DIY fixes may include checking and cleaning the connectors and wiring, but complex repairs involving sensor replacement or module reprogramming are best left to professionals.

8. Can weather conditions affect the occurrence of OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- Extreme weather conditions such as heat or moisture can potentially exacerbate the issues related to this code, leading to more frequent window control problems.

9. How long does it usually take to repair OBDII code B185A related to the Driver Window Position Sensor Circuit Performance?

- The repair time can vary based on the exact cause of the issue, but it may take anywhere from a couple of hours to a full day to diagnose and fix the problem.

10. Is there a way to prevent OBDII code B185A related to the Driver Window Position Sensor Circuit Performance from recurring in the future?

- Regular maintenance checks, prompt repairs of any window control issues, and keeping the window components clean and well-lubricated can help prevent the recurrence of this OBDII code.