P1743 – Ford DTC

Ford DTC P1743 – Torque Converter Clutch Solenoid Faulty

DTC P1743 meaning on Ford

DTC P1743 on a Ford vehicle indicates a fault with the Torque Converter Clutch Solenoid. This solenoid is responsible for controlling the engagement and disengagement of the torque converter clutch, which helps improve fuel efficiency and reduce heat buildup in the transmission.

Ford DTC P1743 symptoms

  • Check Engine Light illuminated
  • Transmission slipping
  • Harsh shifting
  • Poor fuel economy

Ford DTC P1743 causes

  • Failed Torque Converter Clutch Solenoid
  • Wiring issues or electrical connection problems
  • Internal transmission problems

Ford DTC P1743 seriousness

The DTC P1743 related to the Torque Converter Clutch Solenoid is a serious issue that can lead to transmission problems if left unresolved. Ignoring this fault can result in further damage to the transmission components and potentially lead to costly repairs.

How to diagnose DTC P1743 on Ford

To diagnose DTC P1743 on a Ford vehicle, a mechanic would typically perform the following steps:

  1. Use a diagnostic scanner to retrieve the trouble codes
  2. Inspect the wiring and connectors related to the Torque Converter Clutch Solenoid
  3. Test the solenoid for proper operation
  4. Check for any internal transmission issues

How to fix DTC P1743 on Ford

  • Replace the faulty Torque Converter Clutch Solenoid
  • Repair any damaged wiring or connectors
  • Address any internal transmission problems
  • Clear the trouble codes and test drive the vehicle to ensure the issue is resolved

How to erase DTC P1743 on Ford

To erase the DTC P1743 code on a Ford vehicle, you can use a diagnostic scanner to clear the trouble codes stored in the vehicle’s computer. Once the codes are cleared, the Check Engine Light should turn off. It is important to ensure that the underlying issue causing the fault code has been properly addressed before clearing the codes.

Recommended tools for Ford diagnostics

Explore our expert picks: The Best OBD2 Scanners for 2025

Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter

Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.