P2513
Event Data Recorder Request Circuit Low
The EDR request line reads stuck low — typically a short to ground or a permanently asserted request. The ECM either sees a constant request (which it cannot service) or cannot pulse the line high to fire a real event capture.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Request wire shorted to groundCommon
- Connector pins corroded - high contact resistanceLess likely
- Harness chafing through insulationLess likely
Parts involved
- Event Data Recorder
- Request Wire
P2513 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.