Symptom Chart

SYMPTOM CHART

Condition	Possible Sources	Action
The vehicle will not start with the scan tool connected to the DLC and/or multiple malfunction indicators are on only while the scan tool is connected to the DLC .	DLC ground Wiring, terminals or connectors Scan tool	Go to PINPOINT TEST S .
The PCM does not respond to the scan tool	Wiring, terminals or connectors PCM	Refer to the INTRODUCTION article, Section 5 , pinpoint test QA before proceeding to Pinpoint Test A. If pinpoint test QA has been completed, Go to PINPOINT TEST A .
The ABS module does not respond to the scan tool	Fuse Wiring, terminals or connectors ABS module	Go to PINPOINT TEST B .
The Instrument Panel Cluster (IPC) does not respond to the scan tool	Fuse Wiring, terminals or connectors IPC	Go to PINPOINT TEST C .
The Restraints Control Module (RCM) does not respond to the scan tool	Case ground open Fuse Wiring, terminals or connectors RCM	Go to PINPOINT TEST D .
The Occupant Classification System Module (OCSM) does not respond to the scan tool	Fuse Wiring, terminals or connectors OCSM	Go to PINPOINT TEST E .
The Smart Junction Box (SJB) does not respond to the scan tool	Fuse Wiring, terminals or connectors SJB	Go to PINPOINT TEST F .
The Body Control Module B (BCM-B) does not respond to the scan tool	Fuse Wiring, terminals or connectors BCM-B	Go to PINPOINT TEST G .
The HVAC module does not respond to the scan tool	Fuse Wiring, terminals or connectors HVAC module	Go to PINPOINT TEST H .
The Audio Control Module (ACM) does not respond to the scan tool	Fuse Wiring, terminals or connectors ACM	Go to PINPOINT TEST I .
The Front Controls Interface Module (FCIM) does not respond to the scan tool	Fuse Wiring, terminals or connectors FCIM	Go to PINPOINT TEST J .
The Front Display Interface Module (FDIM) does not respond to the scan tool	Fuse Wiring, terminals or connectors FDIM	Go to PINPOINT TEST K .
The Global Positioning System Module (GPSM) does not respond to the scan tool	Fuse Wiring, terminals or connectors GPSM	Go to PINPOINT TEST L .
The Accessory Protocol Interface Module (APIM) does not respond to the scan tool	Fuse Wiring, terminals or connectors APIM	Go to PINPOINT TEST M .
The Power Steering Control Module (PSCM) does not respond to the scan tool	Fuse Wiring, terminals or connectors PSCM	Go to PINPOINT TEST N
Intermittent no Medium Speed Controller Area Network (MS-CAN) communication, one or more modules are not responding during network test	Wiring, terminals or connectors	Go to PINPOINT TEST O .
No Medium Speed Controller Area Network (MS-CAN) communication, all modules are not responding	Wiring, terminals or connectors APIM (if equipped) ACM BCM-B FCIM FDIM HVAC module (if equipped) IPC (gateway module) SJB	Go to PINPOINT TEST P .
Intermittent no High Speed Controller Area Network (HS-CAN) communication, one or more modules are not responding during network test	Wiring, terminals or connectors	Go to PINPOINT TEST Q .
No High Speed Controller Area Network (HS-CAN) communication, all modules are not responding	Wiring, terminals or connectors ABS module APIM (if equipped) IPC OCSM PCM PSCM RCM	Go to PINPOINT TEST R .
No power to the scan tool	Fuse Wiring, terminals or connectors Scan tool Data Link Connector (DLC)	Go to PINPOINT TEST S .