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Contents Wiring diagrams Section: Module Communications Network System: Diagnosis All sections

Symptom Chart Mercury Sable V

Module Communications Network System: Diagnosis

Symptom Chart

ConditionPossible SourcesAction
The PCM does not respond to the scan toolFuse Wiring, terminals or connectors PCMGo to Pinpoint Test A .
The ABS module does not respond to the scan toolFuse Wiring, terminals or connectors ABS moduleGo to Pinpoint Test B .
The instrument cluster (IC) does not respond to the scan toolFuse Wiring, terminals or connectors ICGo to Pinpoint Test C .
The 4X4 control module does not respond to the scan toolFuse Wiring, terminals or connectors 4X4 control moduleGo to Pinpoint Test D .
The restraints control module (RCM) does not respond to the scan toolFuse Wiring, terminals or connectors Case ground open RCMGo to Pinpoint Test E .
The occupant classification system module (OCSM) does not respond to the scan toolFuse Wiring, terminals or connectors Case ground open OCSMGo to Pinpoint Test F .
The steering effort control module (SECM) does not respond to the scan toolFuse Wiring, terminals or connectors SECMGo to Pinpoint Test G .
The smart junction box (SJB) does not respond to the scan toolFuse Wiring, terminals or connectors SJBGo to Pinpoint Test H .
The audio control module (ACM) does not respond to the scan toolFuse Wiring, terminals or connectors ACMGo to Pinpoint Test I .
The driver seat module (DSM) does not respond to the scan toolFuse Wiring, terminals or connectors DSMGo to Pinpoint Test J .
The rear entertainment module (RETM) does not respond to the scan toolFuse Wiring, terminals or connectors RETMGo to Pinpoint Test K .
The liftgate/trunk module (LTM) does not respond to the scan toolFuse Wiring, terminals or connectors LTMGo to Pinpoint Test L .
The satellite digital audio receiver system (SDARS) module does not respond to the scan toolFuse Wiring, terminals or connectors SDARS moduleGo to Pinpoint Test M .
The heating ventilation air conditioning (HVAC) module does not respond to the scan toolFuse Wiring, terminals or connectors HVAC moduleGo to Pinpoint Test N .
The accessory protocol interface module (APIM) does not respond to the scan toolFuse Wiring, terminals or connectors APIMGo to Pinpoint Test O .
The parking aid module (PAM) does not respond to the scan toolFuse Wiring, terminals or connectors Parking aid moduleGo to Pinpoint Test P .
No power to the scan toolFuse Wiring, terminals or connectors Scan toolGo to Pinpoint Test Q .
Intermittent no high speed controller area network (HS-CAN) communication, one or more modules are not responding during network testWiring, terminals or connectorsGo to Pinpoint Test R .
No high speed controller area network (HS-CAN) communication, all modules are not respondingWiring, terminals or connectors ABS module APIM 4X4 control module (if equipped) IC OCSM PCM RCM SECMGo to Pinpoint Test S .
Intermittent no medium speed controller area network (MS-CAN) communication, one or more modules are not responding during network testWiring, terminals or connectorsGo to Pinpoint Test T .
No medium speed controller area network (MS-CAN) communication, all modules are not respondingWiring, terminals or connectors ACM RETM (if equipped) SDARS module (if equipped) DSM (if equipped) HVAC module (if equipped) SJB ICGo to Pinpoint Test U .

Symptom Chart