Engine-CodesPontiac – B0687 Pontiac

B0687 Pontiac Code - Security System Indicator Circuit Low

Quick Answer

The B0687 code for Pontiac vehicles indicates a Security System Indicator Circuit Low issue. Common causes include Faulty security system indicator light, Wiring or connection issues related to the security system, Malfunctioning security system control module. 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
B0687 Pontiac indicates Security System Indicator Circuit Low.
Common causes
Common causes include Faulty security system indicator light, Wiring or connection issues related to the security system, Malfunctioning security system control module.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code B0687 Pontiac Description

The B0687 code for Pontiac vehicles indicates a Security System Indicator Circuit Low issue. This code is related to the vehicle's security system, which is designed to prevent unauthorized access and theft. The security system indicator is a light on the dashboard that typically flashes to show that the security system is active. When this circuit is reading as low, it means that there is a problem with the indicator light, which could potentially compromise the effectiveness of the security system.

OBDII Code B0687 Pontiac - Security System Indicator Circuit Low
B0687 Pontiac Code - Security System Indicator Circuit Low

Common Causes of B0687 Pontiac

  1. Faulty security system indicator light.
  2. Wiring or connection issues related to the security system.
  3. Malfunctioning security system control module.
  4. Faulty security system sensors.
  5. Electrical issues within the security system circuit.

Symptoms of B0687 Pontiac

  1. Security system indicator light not illuminating or flashing as usual.
  2. Security system not engaging when locking the vehicle.
  3. Alarm system not activating when unauthorized access is detected.
  4. Vehicle not starting due to security system malfunction.
  5. Dashboard warning light related to security system illuminated.

How to Fix B0687 Pontiac

  1. Begin by conducting a thorough inspection of the security system indicator light and related components to identify any visible damage or issues.
  2. Test the wiring and connections associated with the security system to ensure they are properly connected and functioning.
  3. Check the security system control module for any signs of malfunction and replace if necessary.
  4. Test the security system sensors to ensure they are sending and receiving signals correctly.
  5. Clear the diagnostic trouble codes from the vehicle's system and test the security system to ensure the issue has been resolved.

Cost to Fix B0687 Pontiac

The cost of repairing a Security System Indicator Circuit Low issue can vary depending on the specific cause of the problem and the extent of the repairs needed. On average, the cost for parts and labor for this type of repair could range from $100 to $300. However, it's important to note that labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle model.

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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 B0687 Pontiac Code

1. What are the common symptoms of OBDII code B0687 in a Pontiac related to the Security System Indicator Circuit Low?

- The common symptoms include the security system indicator light staying illuminated or flashing erratically on the dashboard.

2. What could cause the Security System Indicator Circuit Low code B0687 in a Pontiac?

- Potential causes may include a faulty security system indicator light, damaged wiring or connectors in the circuit, a malfunctioning body control module (BCM), or a security system issue.

3. How can I diagnose the Security System Indicator Circuit Low code B0687 in my Pontiac?

- You can start by visually inspecting the indicator light, wiring, and connectors for any visible damage. Using a multimeter to test the circuit continuity and checking the BCM for any related fault codes can also help diagnose the issue.

4. Is it safe to drive my Pontiac with the OBDII code B0687 related to the Security System Indicator Circuit Low?

- It is generally safe to drive the vehicle with this code, but it is recommended to have the issue diagnosed and repaired to ensure the proper functioning of the security system.

5. Can I reset the OBDII code B0687 in my Pontiac without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, it is crucial to address the root cause to prevent the code from reoccurring and to maintain the integrity of the security system.

6. Are there any DIY repair tips for fixing the Security System Indicator Circuit Low code B0687 in a Pontiac?

- DIY repair tips may include checking and repairing any damaged wiring or connectors, ensuring the indicator light is functioning correctly, and consulting the vehicle's repair manual for specific troubleshooting steps.

7. How much does it cost to repair the OBDII code B0687 in a Pontiac at a professional auto repair shop?

- The cost of repair can vary depending on the exact cause of the issue, labor rates, and parts needed. It is advisable to obtain quotes from different auto repair shops for an accurate estimate.

8. Can a bad battery or alternator cause the Security System Indicator Circuit Low code B0687 in a Pontiac?

- While a bad battery or alternator can potentially cause electrical issues in a vehicle, they are less likely to trigger this specific OBDII code. Focus on inspecting the security system components and related wiring first.

9. Will fixing the Security System Indicator Circuit Low code B0687 in my Pontiac improve security features like alarm functionality?

- Addressing this code is essential for maintaining the proper functioning of the security system. Once repaired, the security features, including the alarm system, should operate as intended.

10. Is the OBDII code B0687 specific to Pontiac vehicles, or can it occur in other car makes and models?

- While this code is associated with Pontiac vehicles, similar issues with security system indicator circuits can potentially occur in other car makes and models equipped with similar security systems.

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