Conditions For Setting DTC
WARNING: This page is about a different car, the 2003 Saturn Vue and 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
DTC will set under the following conditions:
- Ignition voltage is 8-18 volts.
- Engine speed is greater than 500 RPM for more than 5 seconds.
- The signal is invalid for 2 seconds.
- DTC U2103 and U2105 have not set.
DTC P1780 is a type "A" DTC.