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Home >> Buick >> 2005 >> Century Limited >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Interlock System >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Powertrain Control Module (PCM)
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Powertrain Control Module (PCM)

Ignition 1

Displays 0.0-25.5 V. This parameter is the system voltage measured by the BCM at the BCM battery input.

TFP

Displays PARK/Neutral/Drive 1/Drive 2/Drive 3/Drive 4/Reverse. This parameter displays the current gear position of the transaxle.

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