AutoCodes – Generic – B1753

B1753 Code - Hazard Flash Output Circuit Failure

Quick Answer

The Body Control Module (BCM) monitors the Hazard Flash Switch. Common causes include Faulty Hazard Flash Switch, Hazard Flash Switch harness is open or shorted, Hazard Flash 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: B1753 indicates Hazard Flash Output Circuit Failure.
Common causes: Common causes include Faulty Hazard Flash Switch, Hazard Flash Switch harness is open or shorted, Hazard Flash 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.

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Code Popularity 3,497

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 Jun 23, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1753 Description

The Body Control Module (BCM) monitors the Hazard Flash Switch. The BCM sets the OBDII code when the Hazard Flash Switch is not to factory specifications.

OBDII Code B1753 - Hazard Flash Output Circuit Failure - AutoCodes.com — B1753 Code - Hazard Flash Output Circuit Failure

What does this mean?

What are the Possible Causes of the DTC B1753?

Faulty Hazard Flash Switch
Hazard Flash Switch harness is open or shorted
Hazard Flash Switch circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1753?

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 B1753 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 B1753 Code

1. What are the common symptoms of OBDII code B1753 (Hazard Flash Output Circuit Failure)?

- Common symptoms include non-functioning hazard lights, flashing speedometer lights, or a dashboard warning light indicating a hazard flash output issue.

2. What are some possible causes of OBDII code B1753?

- Possible causes include a faulty hazard switch, damaged wiring in the hazard flash circuit, a defective hazard flash relay, or a malfunctioning body control module.

3. How can I diagnose OBDII code B1753?

- To diagnose this code, you can use an OBDII scanner to read the fault codes and identify the specific issue with the hazard flash output circuit. Additionally, visually inspecting the hazard switch, relay, and wiring connections can help pinpoint the problem.

4. Can I still drive my vehicle with OBDII code B1753?

- It is generally safe to drive your vehicle with this code, but you should address the issue promptly to ensure your hazard lights function correctly in emergency situations.

5. How can I repair OBDII code B1753 (Hazard Flash Output Circuit Failure)?

- Repairing this code involves identifying and fixing the specific component causing the circuit failure. This may include replacing a faulty hazard switch, repairing damaged wiring, replacing a defective relay, or addressing issues with the body control module.

6. Is it possible to reset OBDII code B1753 without repairs?

- While you can clear the code using an OBDII scanner, it is essential to address the underlying issue causing the circuit failure to prevent the code from reoccurring.

7. Are there any DIY tips for troubleshooting OBDII code B1753?

- DIY tips for troubleshooting this code include checking fuse connections related to the hazard flash circuit, inspecting wiring for any visible damage, and testing the hazard switch for proper functionality.

8. Can extreme weather conditions cause OBDII code B1753 to trigger?

- Extreme weather conditions, such as water damage from flooding or exposure to excessive heat, can contribute to the failure of components in the hazard flash output circuit, leading to the activation of OBDII code B1753.

9. Will fixing OBDII code B1753 require professional help?

- Depending on your automotive repair skills and knowledge, you may be able to address this code yourself by following repair guides or seeking assistance from a professional mechanic for complex repairs.

10. How long does it typically take to repair OBDII code B1753?

- The repair time for OBDII code B1753 can vary based on the specific cause of the issue and the complexity of the repair. Simple fixes like replacing a fuse or relay may take minutes, while more involved repairs could require several hours.