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P1780 Diagnostic Trouble Code Discussion for February 2006

Park/Neutral Position Switch Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1780
Help Request Posted
2000 Saturn LS2 3.0L MIL Lamp on VIN: 1G8JW52R2Y
P1780: Torque Reduction Request Failed. ... Catera (ble) with a Saturn label... Intermittently, this vehicle's speedometer will stop working & the MIL will illuminate with DTC P1780 stored. This has happened three times in the past six weeks. The car runs/shifts/drives just fine even when the p...
February 24, 2006
2000 Saturn LS2 3.0L MIL Lamp on VIN: 1G8JW52R2Y
P1780: Torque Reduction Request Failed. ... Catera (ble) with a Saturn label... Intermittently, this vehicle's speedometer will stop working & the MIL will illuminate with DTC P1780 stored. This has happened three times in the past six weeks. The car runs/shifts/drives just fine even when the p...
February 24, 2006