Description
OBD-II Trouble Code Description for P0574 Saab
Cruise Control System – Vehicle Speed Too High
What does this mean?
OBD2 Code P0574 Saab definition:
When the brake pedal is depressed, the stop light switch sends a signal to the ECM. When the ECM receives this signal, it cancels the cruise control. A fail safe function is provided so that the functions normally, even if there is a malfunction in the stop light signal circuit. The cancel condition occurs as battery positive voltage is supplied to terminal STP. When the brake is on, battery positive voltage is normally applied through the STOP fuse and the stop light switch to terminal STP of the ECM, and the ECM turns the cruise control OFF. If the harness connected to terminal STP has an open circuit, terminal STP will have battery positive voltage and the cruise control will be turned OFF.
Symptoms
Possible sumptoms of OBD code P0574 Saab
– Engine Light ON (or Service Engine Soon Warning Light) – Cruise control system inoperative
Causes
Possible causes of OBD code P0574 Saab
– Misadjusted brake switch – Brake switch open or short circuit – Poor brake switch electrical connection – Failed brake switch The Error code is generally activated on detection of the following conditions: The P0573 Saab codes is set when there is a mlfunction with the cruise control system,
Possible Solutions
The OBD2 Code Information Be Applicable For Saab:
2012 Saab 9-5,2012 Saab 9-4X,2011 Saab PhoeniX Concept,2010 Saab 9-5 Sedan,2010 Saab 9-3,2010 Saab 9-3X,2008 Saab Turbo X,2008 Saab 9-X,2008 Saab 9-7X,2008 Saab 9-4X,2008 Saab 9-3,2008 Saab 9-3,2008 Saab 9-3,2006 Saab 9-7X,2006 Saab 9-5,2006 Saab 9-3,2005 Saab 9-5,2005 Saab 9-3,2005 Saab 9-2,2003 Saab 95,2003 Saab 93
Note:
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