FixVault

Network Message Chart

COMMUNICATION MESSAGE CHART

Message Originating Module Details
Engine Speed PCM Directly affects shift scheduling, TCC control, line pressure and transmission diagnostics. Indirectly affects shift pressure control.
Engine torque estimate PCM Directly affects shift pressure control, TCC control and transmission diagnostics. Indirectly affects shift scheduling and TCC scheduling.
APP PCM Directly affects shift scheduling, TCC scheduling and transmission diagnostics. Indirectly affects TCC control and shift control.
Commanded engine torque PCM Directly affects shift scheduling, TCC scheduling and transmission diagnostics. Indirectly affects shift control.
BPP PCM Directly affects shift scheduling and TCC scheduling