AutoCodes – Ford – P1742 Ford

P1742 Ford Code - Torque Converter Clutch Solenoid Failed On Conditions

Quick Answer

With the engine running in gear at cruise speed and the Powertrain Control Module (PCM) receives a signal that the Torque Converter Clutch (TCC) failed ON. Common causes include Faulty Torque Converter Clutch Solenoid, Torque Converter Clutch Solenoid harness is open or shorted, Torque Converter Clutch Solenoid circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P1742 Ford indicates Torque Converter Clutch Solenoid Failed On Conditions.
Common causes: Common causes include Faulty Torque Converter Clutch Solenoid, Torque Converter Clutch Solenoid harness is open or shorted, Torque Converter Clutch Solenoid circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 22,860

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 13, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P1742 Ford Description

With the engine running in gear at cruise speed and the Powertrain Control Module (PCM) receives a signal that the Torque Converter Clutch (TCC) failed ON.

OBDII Code P1742 Ford - Torque Converter Clutch Solenoid Failed On Conditions - AutoCodes.com — P1742 Ford Code - Torque Converter Clutch Solenoid Failed On Conditions

What does this mean?

What are the Possible Causes of the DTC P1742 Ford?

Faulty Torque Converter Clutch Solenoid
Torque Converter Clutch Solenoid harness is open or shorted
Torque Converter Clutch Solenoid circuit poor electrical connection

How to Fix the DTC P1742 Ford?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1742 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.