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P0743

Overview

Code

P0743

Code Type

P

Code Class

P0

System

Transmission

Severity Level

Medium

Emissions Related

false

Drivability Impact

Minor

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0743 indicates a torque converter clutch solenoid electrical malfunction

Symptoms

Harsh shifting

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

TCC solenoid circuit

Possible Causes

Electrical fault

Diagnostic Steps

1 Inspect solenoid wiring 2 Test resistance

Drive Safety Notes

Shift quality reduced

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