P2119 SAAB - Throttle Closed Position Performance
Tech notesThere is a factory service bulletin for the P2119 code on following Saab vehicles:
2005-2009 Saab 97x
Factory Service Bulletin Saab OBDII Code P2119
When is the code detected?The P2119 code is detected when electric throttle control actuator does not function properly due to the return spring malfunction or Engine Control Module (ECM) detect the throttle valve is stuck open.
P2119 Saab DescriptionThe Engine Control Module (ECM) is the control center for the Throttle Actuator Control (TAC) system. The ECM determines the drivers intent and then calculates the appropriate throttle response. The ECM achieves throttle positioning by providing a pulse width modulated voltage to the TAC motor. The TAC system uses the following circuits for Motor control 1 and Motor control 2.
Two processors are also used to monitor the TAC system data. Both processors are located within the ECM. Both processors monitor each other's data to verify that the indicated throttle position is correct.
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