Source-backed diagnostic reference

P2815 EV diagnostic code

Transmission Control Module (TCM) failure, Transmission fluid level is low, Transmission pressure control solenoid failure, Wiring issue

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

AUDI: Transmission Control Module (TCM) failure, Transmission fluid level is low, Transmission pressure control solenoid failure, Wiring issue Source
GENERIC: Pressure Control Solenoid G Control Circuit High Source
GENERIC: Pressure Control Solenoid G Control Circuit High Source

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