AutoCodes – Generic – B1490

B1490 Code - Door Handle Right Front Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Door Handle Right Front Sensor. Common causes include Faulty Door Handle Right Front Sensor, Door Handle Right Front Sensor harness is open or shorted, Door Handle Right Front Sensor 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: B1490 indicates Door Handle Right Front Short To Ground.
Common causes: Common causes include Faulty Door Handle Right Front Sensor, Door Handle Right Front Sensor harness is open or shorted, Door Handle Right Front Sensor 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 7,179

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 Apr 14, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B1490 Description

The Body Control Module (BCM) monitors the Door Handle Right Front Sensor. The BCM sets the OBDII code when the Door Handle Right Front Sensor is not to factory specifications.

OBDII Code B1490 - Door Handle Right Front Short To Ground - AutoCodes.com — B1490 Code - Door Handle Right Front Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1490?

Faulty Door Handle Right Front Sensor
Door Handle Right Front Sensor harness is open or shorted
Door Handle Right Front Sensor circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1490?

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 B1490 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 B1490 code?

Need more information on how to fix the B1490 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1490 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1490 Hyundai — Passenger Occupant Classification Sensor Defect
B1490 KIA — Passenger Occupant Classification Sensor Defect

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 B1490 Code

1. What are the common symptoms of OBDII code B1490 Door Handle Right Front Short To Ground?

- Common symptoms include the right front door handle not functioning properly, interior lights staying on, and possible issues with the power locks.

2. What are the possible causes of OBDII code B1490 Door Handle Right Front Short To Ground?

- Possible causes include damaged wiring in the right front door handle, a short circuit to ground, or a faulty door handle switch.

3. How can I diagnose the OBDII code B1490 Door Handle Right Front Short To Ground?

- To diagnose the issue, you can use a multimeter to test the continuity of the wiring in the right front door handle and check for any shorts to ground.

4. Can I still drive my vehicle with OBDII code B1490 Door Handle Right Front Short To Ground?

- It is not recommended to drive the vehicle with this code, as it may cause further electrical issues and potentially affect the operation of other systems.

5. How can I repair OBDII code B1490 Door Handle Right Front Short To Ground?

- Repair options include repairing or replacing damaged wiring in the right front door handle, fixing any short circuits, or replacing the door handle switch if necessary.

6. Is it possible to reset OBDII code B1490 Door Handle Right Front Short To Ground without repairing the issue?

- While clearing the code may temporarily turn off the warning light, the underlying issue causing the code will persist until properly repaired.

7. Can extreme weather conditions cause OBDII code B1490 Door Handle Right Front Short To Ground?

- Extreme weather conditions can sometimes lead to electrical issues, but the code is more likely caused by a specific fault in the door handle circuit.

8. Will disconnecting the battery reset OBDII code B1490 Door Handle Right Front Short To Ground?

- Disconnecting the battery may reset the code temporarily, but it is important to diagnose and repair the root cause to prevent the issue from returning.

9. How long does it typically take to repair OBDII code B1490 Door Handle Right Front Short To Ground?

- The repair time can vary depending on the exact cause of the code and the complexity of accessing the door handle components, but it may take a few hours to complete.

10. Is it necessary to take the vehicle to a mechanic for OBDII code B1490 Door Handle Right Front Short To Ground?

- While some DIY enthusiasts may be able to diagnose and repair the issue themselves, consulting a professional mechanic is recommended for an accurate and thorough fix.