Saab P0123 Throttle Position Sensor/Accelerator Position Pedal Circuit High Input

Description

OBD-II Trouble Code Description for P0123 Saab

Throttle/Pedal Position Sensor/Switch “A” Circuit High

What does this mean?

OBD2 Code P0123 Saab definition:
A P0123 Saab code means that the the car’s computer has detected that the TPS (throttle position sensor) is reporting too high a voltage.

Symptoms

Possible sumptoms of OBD code P0123 Saab
Rough idle High idle Surging other symptoms may also be present

Causes

Possible causes of OBD code P0123 Saab
A code P0123 Saab may mean that one or more of the following has happened: TPS not mounted securely TPS circuit short to ground or another wire Faulty TPS Damaged computer (PCM)

Possible Solutions

If there are no symptoms, the simplest thing to do is to reset the code and see if it comes back. If there are symptoms such as the engine is stumbling or hesitating, carefully inspect all wiring and connectors that lead to the TPS. More than likely the problem is with the TPS wiring. Check the voltage at the TPS (refer to a service manual for your vehicle for this specific information). If the voltage spikes or is too high (over 4.65 volts with key on, engine off), then that is indicative of a problem. Carefully trace each wire from the TPS wiring harness to check for breaks, rubbing against other components, etc.

Related Codes

P0120 Saab P0121 Saab P0122 Saab P0123 Saab P0124 Saab


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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