Mike's Workshop Manuals
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Park Avenue Base
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Section 102 (Engine Control System - Self-Diagnostics)
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Diagnostic Tests
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DTC P0121: TP Sensor Performance
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Conditions For Running DTC
Conditions For Running DTC
WARNING:
This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Engine speed is increasing.
Engine is operating in Closed Loop.