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Home >> Toyota >> 2019 >> Sienna Limited, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transaxle System [UA80E] - Diagnostic Codes (1 Of 3)) >> Automatic Transaxle System >> DTC P0740-11: Torque Converter Clutch Circuit Short to Ground [11/2017 - ] >> Description

DTC P0740-11: Torque Converter Clutch Circuit Short to Ground [11/2017 - ]: Description

WARNING: This page is about a different variant/trim than selected.

Shift solenoid valve SL is turned on and off by signals from the ECM to control the hydraulic pressure acting on the lock-up relay valve, which then controls operation of the lock-up clutch.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note
P0740-11 Torque Converter Clutch Circuit Short to Ground 1. Diagnosis Condition 2. Malfunction Status 3. Malfunction Time 4. Other
  1. Solenoid (SL) valve is operated
  2. Solenoid (SL) valve circuit is short to ground
  3. Malfunction status occurs 1 time per trip
  4. 2-trip detection logic
  • Shift solenoid valve SL
  • Transmission wire
  • Harness and connector
  • ECM
Comes on DTC stored SAE Code:
P2769

Fail-safe function:

If the ECM detects a malfunction, it turns shift solenoid valve SL off.