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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> DTC P0A08: Dc/Dc Converter Status Circuit Open

DTC P0A08: Dc/Dc Converter Status Circuit Open

WARNING: This page is about a different variant/trim than selected.
P0A08 - DC/DC CONVERTER STATUS CIRCUIT OPEN

Description:  This DTC indicates the DC/DC converter has DC/DC fault (DCF) circuit concerns, experienced an over-temperature condition with the low motor electronics coolant temperature (MECT), open 12 volt outputs, high voltage power supply, or internal concerns.
Possible Causes: 
  • Damaged DC/DC converter
  • Damaged DC/DC harness
  • High voltage input
  • DC/DC cooling system concerns
  • Low voltage output to the VBAT
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST HH .