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Symptom Chart

WARNING: This page is about a different car, the 2011 Lincoln MKT. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Refer to DESCRIPTION AND OPERATION , Intelligent Access (IA) with Push Button Start in ANTI-THEFT SYSTEM - PERIMETER article to review the procedures for achieving the various ignition states (ignition off, ignition in accessory, ignition on, ignition start).
SYMPTOM CHART

Condition Possible Sources Action
  • The vehicle does not start with the scan tool connected to the Data Link Connector (DLC) and/or multiple malfunction indicators are only on when the scan tool is connected to the DLC.
  • Wiring, terminals or connectors
  • Scan tool
  • The PCM does not respond to the scan tool
  • Wiring, terminals or connectors
  • PCM
  • The ABS module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • ABS module
  • The Instrument Panel Cluster (IPC) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • IPC
  • The Power Steering Control Module (PSCM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • PSCM (part of the steering gear)
  • The Restraints Control Module (RCM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • Case ground
  • RCM
  • The Occupant Classification System Module (OCSM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • OCSM
  • The Head Up Display (HUD) module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • HUD module
  • The 4X4 control module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • 4X4 control module
  • The Cruise-Control Module (C-CM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • C-CM
  • The Parking Aid Module (PAM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • PAM
  • The Headlamp Control Module (HCM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • HCM
  • The Steering Angle Sensor Module (SASM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • SASM
  • The Audio Control Module (ACM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • ACM
  • The Front Controls Interface Module (FCIM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • FCIM
  • The Liftgate/Trunk Module (LTM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • LTM
  • The Passenger Climate Controlled Seat Module (PCSM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • PCSM
  • The Interior Lighting Control Module (ILCM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • ILCM
  • The Headlamp Control Module 2 (HCM-2) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • HCM-2
  • The Dual Climate Controlled Seat Module (DCSM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • DCSM
  • The Driver Seat Module (DSM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • DSM
  • The Smart Junction Box (SJB) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • SJB
  • The HVAC module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • HVAC module
  • The audio Digital Signal Processing (DSP) module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • Audio DSP module
  • The Driver Door Module (DDM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • DDM
  • The Side Obstacle Detection Control Module - Left (SOD-L) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • SOD-L
  • The Side Obstacle Detection Control Module - Right (SOD-R) does not respond to the scan tool or cannot be configured
  • Fuse
  • Wiring, terminals or connectors
  • SOD-R
  • The Rear Entertainment Module (RETM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • RETM
  • The Rear Heating Ventilation Air Conditioning (RHVAC) module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • RHVAC module
  • The Remote Function Actuator (RFA) module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • RFA module
  • The Accessory Protocol Interface Module (APIM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • APIM
  • Intermittent no High Speed Controller Area Network (HS-CAN) communication, communication can be intermittently established
  • Wiring, terminals or connectors
  • No High Speed Controller Area Network (HS-CAN) communication, all modules are not responding
  • Wiring, terminals or connectors
  • 4X4 control module (if equipped)
  • ABS module
  • APIM (if equipped)
  • C-CM (if equipped)
  • HCM (if equipped)
  • HUD module (if equipped)
  • IPC (gateway module)
  • OCSM
  • PAM (if equipped)
  • PCM
  • PSCM (part of the steering gear) (if equipped)
  • RFA module (if equipped)
  • RCM
  • SASM (if equipped)
  • Intermittent no Medium Speed Controller Area Network (MS-CAN) communication, communication can be intermittently established
  • Wiring, terminals or connectors
  • No Medium Speed Controller Area Network (MS-CAN) communication, all modules are not responding
  • Wiring, terminals or connectors
  • APIM (if equipped)
  • ACM
  • Audio DSP module (if equipped)
  • DCSM (if equipped)
  • DDM (if equipped)
  • DSM (if equipped)
  • FCIM
  • HCM-2 (if equipped)
  • HVAC module (if equipped)
  • ILCM (if equipped)
  • IPC (gateway module)
  • LTM (if equipped)
  • PCSM (if equipped)
  • RHVAC module (if equipped)
  • RETM (if equipped)
  • RFA module (if equipped)
  • SOD-L (if equipped)
  • SOD-R (if equipped)
  • SJB
  • No power to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • Data Link Connector (DLC)
  • Scan tool
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