B2719 Code - Trunk Tamper Switch Fault
Quick Answer
A test is run to determine if the trunk tamper switch is active when Platform Zone Module (PZM) is in an off, idle, ready to arm, arm initiated or arm delay state. Common causes include Faulty Trunk Tamper Switch, Trunk Tamper Switch harness is open or shorted, Trunk Tamper 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
- B2719 indicates Trunk Tamper Switch Fault.
- Common causes
- Common causes include Faulty Trunk Tamper Switch, Trunk Tamper Switch harness is open or shorted, Trunk Tamper 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.
Code B2719 Description
What are the Possible Causes of the DTC B2719?
- Faulty Trunk Tamper Switch
- Trunk Tamper Switch harness is open or shorted
- Trunk Tamper Switch circuit poor electrical connection
How to Fix the DTC B2719?
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 B2719 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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Need Help with the Code?
Get the B2719 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- B2719 Buick — Trunk Tamper Switch Fault
- B2719 Cadillac — Trunk Tamper Switch Fault
- B2719 Chevrolet — Trunk Tamper Switch Fault
- B2719 GMC — Trunk Tamper Switch Fault
Frequently Asked Questions about B2719 Code
1. What are common symptoms of OBDII code B2719, Trunk Tamper Switch Fault?
- The common symptoms include the trunk not opening or closing properly, the trunk light staying on when the trunk is closed, and the vehicle alarm going off unexpectedly.
2. What causes the Trunk Tamper Switch Fault code B2719?
- The code B2719 is typically caused by a faulty or misaligned trunk tamper switch, damaged wiring in the trunk circuit, or a malfunctioning body control module.
3. How can I diagnose the Trunk Tamper Switch Fault code B2719?
- To diagnose code B2719, you can use an OBDII scanner to retrieve the trouble code and then inspect the trunk tamper switch, check the wiring for any damage, and test the body control module for proper function.
4. Can I drive my vehicle with the Trunk Tamper Switch Fault code B2719?
- It is generally safe to drive your vehicle with the B2719 code, but you may experience issues with the trunk operation and the vehicle alarm system. It is recommended to address the issue promptly.
5. How do I repair the Trunk Tamper Switch Fault code B2719?
- Repairing the B2719 code involves fixing or replacing the faulty trunk tamper switch, repairing any damaged wiring in the trunk circuit, or reprogramming the body control module if needed.
6. Are there any DIY tips for fixing the Trunk Tamper Switch Fault code B2719?
- DIY tips for fixing B2719 include checking the trunk tamper switch for proper alignment, inspecting the wiring for any visible damage, and ensuring all connections are secure before seeking professional help if needed.
7. Can a malfunctioning trunk tamper switch cause other issues in the vehicle?
- Yes, a malfunctioning trunk tamper switch can cause related issues such as the trunk opening unexpectedly while driving, draining the battery due to the trunk light staying on, and triggering false alarms.
8. How much does it cost to repair the Trunk Tamper Switch Fault code B2719?
- The cost of repairing the B2719 code can vary depending on the root cause of the issue, the labor rates of the repair shop, and the cost of any necessary replacement parts. It is advisable to consult a professional for an accurate estimate.
9. Is the Trunk Tamper Switch Fault code B2719 a common issue in certain vehicle makes and models?
- The B2719 code can be more common in vehicles with sensitive trunk security systems or older vehicles with wiring issues. It is recommended to check for any manufacturer recalls or technical service bulletins related to this code.
10. Can I reset the Trunk Tamper Switch Fault code B2719 on my own?
- You can try clearing the B2719 code with an OBDII scanner, but if the underlying issue is not resolved, the code may reappear. It is best to address the root cause of the problem to prevent further issues.
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