P1780

Manufacturer-specific fault code

This code has different meanings depending on the manufacturer. Select your vehicle make below to view specific diagnosis and solutions:

Code breakdown

P — System

Powertrain (engine, transmission, fuel & emissions)

1 — Type

Manufacturer-specific

7 — Subsystem

Transmission

Fiat
Circuito interruttore comando cambio (annullamento O/D) fuori dalla gamma dell'autodiagnosi
Ford Lincoln Mercury
Transmission Control Switch Circuit is Out of Self-Test Range
Cadillac Chevrolet
Park/Neutral Position (PNP) Switch Circuit Engine Torque Signal Circuit
GM GMC
Park Neutral Position (PNP) Switch Circuit Engine Torque Signal Circuit
BMW
CAN Torque Reduction
Buick
Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit
Lexus
PNP Switch Malfunction
Mazda
Transmission Control Switch Circuit, Overdrive Off Switch Not Cycled During The Self Test
Mercedes-Benz
Modulation Pressure Switchover Valve ATCC Y34 Or Upshift Delay Switchover Valve ATCC Y35
Nissan
Transmission Control Switch Circuit Overdrive Off Switch Not Cycled During The Self Test
Oldsmobile
Park Neutral Position Switch Circuit Engine Torque Signal Circuit
Saturn
Park Neutral Position PNP Switch Circuit Engine Torque Signal Circuit
Toyota
Park Neutral Position Switch Malfunction Only For A/T
Volkswagen
Engine Intervention Readable