P1780

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Definition of check engine code P1780:

BMW:

CAN Torque Reduction

Chrysler/Dodge/Jeep:

Pressure switch circuit: ALL

Citroen/Peugeot:

Trans Control Switch (O/D Cancel) Out of Self Test Range

Daewoo:

ENG TORQUE SIG ERR(CAN COMM)

Ford:

Trans Control Switch (O/D Cancel) Out of Self Test Range

GM:

Park/Neutral Position PNP Switch Circuit

Lexus:

PNP Switch Malfunction

Lincoln:

Transmission Control Switch Circuit is Out of Self-Test Range

Mazda:

Transmission Control Switch Circuit

Mercedes:

Modulating pressure switchover valve (AT/CC) (Y3/4) – or – Upshift delay switchover valve (AT/CC) (Y3/5)

Mercury:

Transmission Control Switch Circuit is Out of Self-Test Range

Nissan:

Shift Change Signal

Oldsmobile:

Transmission Control Switch Circuit is Out of Self-Test Range

Opel:

Throttle position (TP) sensor,traction control – circuit malfunction

Saturn:

MIL

Scion:

Park/Neutral Position Switch Malfunction (Only For A/T)

Toyota:

PNP Switch Malfunction

Volvo:

Engine Intervention Unreadable. Also check for loose ECM power relay.

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