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2001 Saturn L300 3.0L MIL Lamp on
Posted to GM Driveability on 3/10/2005 7 Replies

The code we get is p1780. The Snap On scanner says that the code is set when the TCM signals to the ECM to set the code. When we checked Mitchell it says "Torque Reduction Signal" We checked all of our work and do not see any loose connections or unplug sensor...

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  Related Documents & Media  2001 Saturn L300

 
Message Closed

car Vehicle Data

2001 Saturn L300

VIN 1G8JW52R41
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

1780ecm received signal from tcm to set code
Message Closed

car Vehicle Data

2001 Saturn L300

VIN 1G8JW52R41
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

1780ecm received signal from tcm to set code