DTC Descriptors
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- DTC P0121
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Throttle Position (TP) Sensor 1 Performance
- DTC P0122
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Throttle Position (TP) Sensor 1 Circuit Low Voltage
- DTC P0123
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Throttle Position (TP) Sensor 1 Circuit High Voltage
- DTC P0221
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Throttle Position (TP) Sensor 2 Performance
- DTC P0222
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Throttle Position (TP) Sensor 2 Circuit Low Voltage
- DTC P0223
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Throttle Position (TP) Sensor 2 Circuit High Voltage