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Home >> Isuzu >> 2003 >> Rodeo LS, 2.2 D >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.2L >> Diagnostic Tests >> DTC P1627: Powertrain Control Module A/D Conversion Malfunction >> Circuit Description
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Circuit Description

PCM monitors 5 volt reference signal when ignition is on. If PCM senses an Analog To Digital (A/D) conversion error within PCM, DTC P1627 will be set.