Event Data Recorder Request Circuit Open
The P2512 code indicates an open circuit in the Event Data Recorder (EDR) request circuit. The EDR is part of the airbag system and records vehicle data before a crash. An open circuit means the electrical path is broken, preventing the EDR from receiving or sending signals. This can be caused by damaged wiring, loose connectors, or a faulty EDR module. The issue may affect the airbag system's ability to record crash data, which is critical for accident analysis.
01. Most Common Causes
- Open or shorted wiring in the EDR request circuit
- Loose or corroded connector at the EDR module
- Faulty EDR module
- Blown fuse related to the EDR system
02. Symptoms You Will Notice
- Airbag warning light illuminated
- EDR not recording crash data
- Possible communication error with scan tool
- No symptoms in some cases
03. Step-by-Step Diagnosis
Step 1: Use a scan tool to retrieve all codes and freeze frame data.
Step 2: Visually inspect the EDR module and its wiring harness for damage, corrosion, or loose connections.
Step 3: Check the EDR request circuit for continuity using a multimeter; repair any open or short.
Step 4: If wiring is intact, test the EDR module per manufacturer specifications; replace if faulty.
04. Commonly Affected Makes
05. Frequently Asked Questions
Is it safe to drive with this code?▼
Yes, the vehicle is generally safe to drive, but the airbag system may not record crash data, which could affect insurance claims or accident investigations. It's recommended to repair it promptly.
How much does it cost to fix?▼
The cost typically ranges from $100 to $300, depending on the cause. Wiring repairs are cheaper, while replacing the EDR module can be more expensive.