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Home >> Pontiac >> 2000 >> Firebird Formula, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System - Self-Diagnostics - 3.8L) >> Diagnostic Tests >> DTC P0604: Control Module Random Access Memory (Ram) >> Circuit Description
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Circuit Description

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

PCM performs an internal self-test on its RAM or read/write memory. If this self-test fails, DTC will set.

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