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Home >> Pontiac >> 2000 >> Firefly (CANADA) L3-1.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions - Powertrain Systems >> Closed Throttle Switch

Closed Throttle Switch

The Closed Throttle Switch parameter will read Idle when the throttle valve is closed, and Not Idle when the throttle valve is opened. The closed Throttle Position (CTP) switch is part of the Idle Speed Control (ISC) motor.
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