Engine-Codes - Ford - P1780 1999 FORD F150

P1780 1999 FORD F150 Code - Transmission Control Switch Out of Self-Test Range

- Code Popularity: 4,611 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P1780 1999 FORD F150 Code?

  • Transmission Control Switch (TCS) not cycled during the self-test
  • Faulty Transmission Control Switch
  • Transmission Control Switch harness is open or shorted
  • Transmission Control Switch circuit poor electrical connection

|How to Fix the P1780 1999 FORD F150 Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|P1780 1999 FORD F150 code tech notes





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|What is the cost to diagnose the P1780 1999 FORD F150 code?

Labor: 1.0

The cost to diagnose the P1780 1999 FORD F150 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are P1780 1999 FORD F150 code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What Does the P1780 1999 FORD F150 Code Mean?

The Transmission Control Switch (TCS) is a momentary contact switch that is located on the end of the transmission control selector lever. Pushing the TCS will either disengage or engage the overdrive function of the transmission. During Key ON Engine Running (KOER) self-test the TCS must be cycled, the Diagnostic Trouble Code (DTC) will set anytime Powertrain Control Module (PCM) detects a TCS out of self-test range.

Transmission Control Switch Out of Self-Test Range

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