AutoCodes – Ford – P1783 Ford

P1783 Ford Code - Transmission Over-Temperature Condition

Quick Answer

Engine at operating temperature and the Engine Control Module (ECM) detected the transmission temperature sensor was over calibrated range Common causes include Faulty Transmission Temperature Sensor, Transmission Temperature Sensor harness is open or shorted, Transmission Temperature Sensor 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: P1783 Ford indicates Transmission Over-Temperature Condition.
Common causes: Common causes include Faulty Transmission Temperature Sensor, Transmission Temperature Sensor harness is open or shorted, Transmission Temperature Sensor 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 50,731

How popular is this code, among other codes? Medium

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 18, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1783 Ford Description

Engine at operating temperature and the Engine Control Module (ECM) detected the transmission temperature sensor was over calibrated range

OBDII Code P1783 Ford - Transmission Over-Temperature Condition - AutoCodes.com — P1783 Ford Code - Transmission Over-Temperature Condition

What does this mean?

What are the Possible Causes of the DTC P1783 Ford?

Faulty Transmission Temperature Sensor
Transmission Temperature Sensor harness is open or shorted
Transmission Temperature Sensor circuit poor electrical connection

How to Fix the DTC P1783 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 P1783 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.

Need more information about the P1783 Ford code?

Need more information on how to fix the P1783 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1783 Ford code diagnosed by a professional: Find a repair shop in your area

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.