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Symptom Chart

WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART

Condition Possible Sources Action
  • The restraint control module (RCM) does not respond to the diagnostic tool
  • Circuit or connection in the international standards organization (ISO) 9141 communication network.
  • RCM
  • The four-wheel drive (4WD) control module does not respond to the diagnostic tool
  • Circuit or connection in the high speed controller area network (CAN)
  • 4WD control module
  • The power steering control module does not respond to the diagnostic tool
  • Circuit or connection in the high speed controller area network (CAN)
  • Power steering control module
  • The transaxle control module (TCM) does not respond to the diagnostic tool
  • Circuit or connection in the high speed controller area network (CAN)
  • TCM
  • The traction battery control module (TBCM) does not respond to the diagnostic tool
  • Circuit or connection in the high speed controller area network (CAN)
  • TBCM
  • The anti-lock brake system (ABS) module does not respond to the diagnostic tool
  • Circuit or connection in the high speed controller area network (CAN)
  • ABS module
  • The instrument cluster does not respond to the diagnostic tool
  • Circuit or connection in the high speed controller area network (CAN)
  • Circuit or connection in the medium speed CAN
  • Instrument cluster
  • The powertrain control module (PCM) does not respond to the diagnostic tool
  • Circuit or connection in high speed controller area network (CAN)
  • PCM
  • The smart junction box (SJB) does not respond to the diagnostic tool
  • Circuit or connection in the medium speed controller area network (CAN)
  • SJB
  • No medium speed controller area network (CAN) communication
  • Circuit or connection in the medium speed CAN
  • Medium speed CAN networked modules
  • No high speed controller area network (CAN) communication
  • Circuit or connection in the high speed CAN
  • High speed CAN networked modules
  • No international standards organization (ISO) 9141 communication network communication
  • Circuit or connection in the ISO 9141 communication network
  • ISO 9141 communication networked modules
  • No module/network communication - no power to the diagnostic tool
  • Data link connector (DLC)
  • Fuse
  • Circuitry
  • Diagnostic tool
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