Question 1

What does P1780 mean?

Accepted Answer

P1780 - Transmission Control Switch Circuit Out of Self-Test Range (Ford). Ford: Overdrive cancel switch or trans control switch has a fault during self-test.

Question 2

What are the symptoms of P1780?

Accepted Answer

Check engine light, OD light flashing, Transmission may not shift into overdrive

Question 3

What causes P1780?

Accepted Answer

Failed overdrive cancel switch, Wiring issue, Transmission range sensor fault

Question 4

How much does it cost to fix P1780?

Accepted Answer

Typical repair cost: $20-$300. On Ford, check the OD cancel button on the shifter — it may be stuck or have a broken wire.

P1780 — Transmission Control Switch Circuit Out of Self-Test Range (Ford)

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Common symptoms of P1780

Common causes of P1780

Repair cost & difficulty

Vehicles commonly affected

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