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Home >> Saturn >> 1995 >> SW2 Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Tests W/Codes >> ECM/Pcm Code Charts >> Code 21: Throttle Position Sensor Signal VLTGE High >> Notes
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Code 21: Throttle Position Sensor Signal VLTGE High: Notes

Code will set if PCM sees TP sensor voltage greater than 4.9 volts.

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