P2615
Camshaft A Position Signal Output Circuit Low Bank 1
The buffered camshaft A position output that the engine controller sends to other modules (transmission, body, ignition module) is below the expected level on bank 1. Other modules cannot use the cam phase reference for synchronisation.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Symptoms
- Check engine light on
- Power loss especially in mid-rpm range
- Possible rough idle or stalling
- Increased fuel consumption
Common causes
Ordered by how often each turns out to be the cause.
- Output wire shorted to groundCommon
- Output buffer transistor failedPossible
- Connector pins corroded - high contact resistanceLess likely
Parts involved
- Control Module
- Signal Output Buffer
- Wiring Harness
P2615 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.