Symptom Chart

SYMPTOM CHART

Condition	Possible Sources	Action
The module does not respond to the diagnostic tool - anti-lock brake control module	Wire or connection in the communication network. Anti-lock brake control module.	Go To PINPOINT TEST A: THE MODULE DOES NOT RESPOND TO THE DIAGNOSTIC TOOL - ANTI-LOCK BRAKE CONTROL MODULE .
The module does not respond to the diagnostic tool - powertrain control module (PCM)	Wire or connection in the communication network. PCM.	Go To PINPOINT TEST B: THE MODULE DOES NOT RESPOND TO THE DIAGNOSTIC TOOL - POWERTRAIN CONTROL MODULE (PCM) .
The module does not respond to the diagnostic tool - transmission control module (TCM)	Wire or connection in the communication network. TCM.	Go To PINPOINT TEST C: THE MODULE DOES NOT RESPOND TO THE DIAGNOSTIC TOOL - TRANSMISSION CONTROL MODULE (TCM) .
No module/network communication - unable to communicate with any module	Wire or connection in the communication network. Networked modules.	Go To PINPOINT TEST D: NO MODULE/NETWORK COMMUNICATION - UNABLE TO COMMUNICATE WITH ANY MODULE .
No module/network communication - no power to the diagnostic tool through DLC C2018	BJB Fuse F6 (10A). DLC pins. Diagnostic tool. Circuitry.	Go To PINPOINT TEST E: NO MODULE/NETWORK COMMUNICATION - NO POWER TO THE DIAGNOSTIC TOOL THROUGH DLC C2018 .