DTC codes / P28xx · Transmission / P2814
P2814 indicates that the transmission control module (TCM) has detected an abnormally low voltage or current on the control circuit for pressure control solenoid G, which is one of the hydraulic pressure regulators inside the transmission valve body. The TCM expects a specific electrical load when commanding the solenoid, and a low condition means the circuit is drawing less current than expected, often due to a short to ground, an open winding, or a faulty driver inside the module.
Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.
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