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Home >> Pontiac >> 2000 >> Firebird Base, 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System Self-Diagnostics - 5.7L) >> Diagnostic Tests >> DTC P0706: Transmission Range Switch Performance ("Y" Body) >> Circuit Description
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Circuit Description

WARNING: This page is about a different variant/trim than selected.

Transaxle Range Switch (TRS) is part of Park/Neutral Position (PNP) and back-up switch. Combination of 4 TRS input states determine PCM commanded shift pattern. A problem which causes PCM to detect an invalid transaxle range input combination will set this DTC.

Conditions for setting DTC are: system voltage is greater than 8 volts, PCM detects TRS indicates a range other than Park or Neutral when engine is started and diagnostic fails 2 out of 4 tests.

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