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Symptom Chart

NOTE: Refer to INTELLIGENT ACCESS (IA) WITH PUSH BUTTON START IGNITION MODES Description and Operation, Intelligent Access (IA) with Push Button Start to review the procedures for achieving the various ignition states (ignition off, ignition in accessory, ignition on, ignition start) on vehicles with this feature.
SYMPTOM CHART

Condition Possible Sources Action
  • The PCM does not respond to the scan tool
  • Fuse
  • 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
  • The Restraints Control Module (RCM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • Case ground open
  • 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 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
  • 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 Front Display Interface Module (FDIM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
    • NOTE: Vehicles equipped with a navigation ACM utilize a non-networked FDIM.
  • FDIM
  • The Global Positioning System Module (GPSM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • GPSM
  • The Interior Lighting Control Module (ILCM) does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • ILCM
  • 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
  • Fuse
  • Wiring, terminals or connectors
  • SOD-R
  • 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 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
  • 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)
  • HUD module (if equipped)
  • IPC (gateway module)
  • OCSM
  • PAM (if equipped)
  • PCM
  • PSCM (if equipped)
  • RFA module (if equipped)
  • RCM
  • 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
  • DCSM (if equipped)
  • Audio DSP module (if equipped)
  • DDM (if equipped)
  • DSM (if equipped)
  • FCIM
  • FDIM
  • GPSM (if equipped)
  • HCM-2 (if equipped)
  • HVAC module (if equipped)
  • ILCM (if equipped)
  • IPC (gateway module)
  • RFA module (if equipped)
  • SJB
  • SOD-L (if equipped)
  • SOD-R (if equipped)
  • No power to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • Data Link Connector (DLC)
  • Scan tool
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