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Home >> Toyota >> 2020 >> Corolla L >> Repair and Diagnosis >> External Pages >> Different car >> Section 439 (Automatic Transaxle System (K121) - Diagnostic Codes (1 Of 2)) >> K121 Continuously Variable Transaxle System >> DTC P0914-12: Gear Shift Position Circuit Short to Battery [03/2023 - ] >> Description

DTC P0914-12: Gear Shift Position Circuit Short to Battery [03/2023 - ]: Description

WARNING: This page is about a different car, the 2025 Toyota Corolla and 2024 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

A magnet is installed to the shift fork. When the ECM commands the S1 synchronizer to move, the shift fork moves the S1 synchronizer together and the magnet.

The Hall IC built into the shift stroke sensor converts the magnet position into a voltage signal and sends it to the ECM. The ECM judges the S1 synchronizer operating condition (whether the S1 synchronizer is engaged or released) based on this signal.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Priority Note
P0914-12 Gear Shift Position Circuit Short to Battery A short to +B is detected in the shift stroke sensor circuit for 5 seconds or more (1-trip detection logic).
  • Shift stroke sensor
  • Harness and connector
  • ECM
Comes on Engine A SAE Code:
P0917