Symptom Chart

SYMPTOM CHART

Condition	Possible Sources	Action
The powertrain control module (PCM) does not respond to the diagnostic tool	Circuit or connection in the controller area network (CAN) PCM	GO to PINPOINT TEST A .
The instrument cluster does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network Circuit or connection in the controller area network (CAN) Instrument cluster	GO to PINPOINT TEST B .
The anti-lock brake system (ABS) module does not respond to the diagnostic tool	Circuit or connection in the controller area network (CAN) ABS module	GO to PINPOINT TEST C .
The lighting control module (LCM) does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network LCM	GO to PINPOINT TEST D .
The driver door module (DDM) does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network DDM	GO to PINPOINT TEST E .
The driver seat module (DSM) does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network DSM	GO to PINPOINT TEST F .
The air suspension module does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network Air suspension module	GO to PINPOINT TEST G .
The climate control assembly does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network Climate control assembly	GO to PINPOINT TEST H .
The remote audio/climate control module does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network Remote audio/climate control module	GO to PINPOINT TEST I .
The navigation module does not respond to the diagnostic tool	Circuit or connection in the standard corporate protocol (SCP) communications network Navigation module	GO to PINPOINT TEST J .
The restraint control module (RCM) does not respond to the diagnostic tool	Circuit or connection in the international standards organization (ISO) 9141 communications network RCM	GO to PINPOINT TEST K .
The parking aid module does not respond to the diagnostic tool	Circuit or connection in the international standards organization (ISO) 9141 communications network Parking aid module	GO to PINPOINT TEST L .
The luggage compartment lid module does not respond to the diagnostic tool	Circuit or connection in the international standards organization (ISO) 9141 communications network Luggage compartment lid module	GO to PINPOINT TEST M .
No controller area network (CAN) communications	Circuit or connection in the CAN CAN modules	GO to PINPOINT TEST N .
No standard corporate protocol (SCP) network communications	Circuit or connection in the SCP communications network SCP communications network modules	GO to PINPOINT TEST O .
No international standards organization (ISO) 9141 network communications	Circuit or connection in the ISO 9141 communications network ISO 9141 communications network modules	GO to PINPOINT TEST P .
No module/network communications - no power to the diagnostic tool	Fuse Data link connector (DLC) C251 Diagnostic tool Circuitry	GO to PINPOINT TEST Q .