← View Generic P0978 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2019 Ford F150 PICKUP

P0978: P0978: Transmission Advanced System - Torque Converter Clutch Solenoid Circuit Malfunction

on 2019 Ford F150 PICKUP

Fix Cost
$200 - $800
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
❌ No
Pro recommended
Your Vehicle
2019 Ford
F150 PICKUP
⚠️

Important for 2019 Ford F150 PICKUP Owners

Before starting repairs, verify which engine your 2019 Ford F150 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0978 Mean on 2019 Ford F150 PICKUP?

The transmission control module (TCM) has detected a malfunction in the torque converter clutch solenoid circuit, which may cause issues with transmission shifting and performance.
⚠️

Symptoms

  • • Transmission hesitation
  • • slipping
  • • or failure to engage gears
  • • unusual noises
  • • or the check engine light is illuminated.
🔍

Common Causes

  • • Faulty torque converter clutch solenoid
  • • wiring issues
  • • or a problem with the transmission control module.
🛠️

How to Fix P0978 on 2019 Ford F150 PICKUP

1. Clear any trouble codes and test drive the vehicle to verify the issue. 2. Inspect the torque converter clutch solenoid for signs of damage or corrosion. 3. Check the wiring harness for any damage or pinched wires. 4. If necessary, replace the torque converter clutch solenoid or the transmission control module.

🔧

Need Maintenance Info for Your F150 PICKUP?

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Parts for 2019 Ford F150 PICKUP

Torque Converter Clutch Solenoid Shop ↗ Wiring Harness Shop ↗

Essential Tool

Must Have

OBD2 Scanner

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🔗

Related Diagnostic Codes

Other codes that may appear with P0978

P0976 Sequential Code

P0976: Transmission Advanced System - Transmission Control Module (TCM) Input/Output Circuit Malfunction

Medium
P0977 Sequential Code

P0977: Transmission Advanced System - Torque Converter Clutch Solenoid Circuit Malfunction

Medium
P0979 Sequential Code

P0979: Transmission Advanced System - Torque Converter Clutch Solenoid Circuit Malfunction

Medium
P0980 Sequential Code

P0980: Transmission Advanced System - Transmission Control Module (TCM) Malfunction

Medium

💡 Why These Codes Are Related:

  • • Similar Issues: Same root cause or component failure
  • • Related Problems: Often occur together due to system interactions
  • • Sequential Codes: Progressive failure stages or multiple sensors
  • • Same System: Components within the same automotive system