Messaged Inputs

Module messaging has significantly increased over time and is slowly becoming the standard for sending and receiving information required to operate the

IC. For a complete list of module messages with the message origination sources, refer to MODULE COMMUNICATIONS NETWORK .

The status and information messages that the IC requires from other vehicle systems are as follows:

• Vehicle speed
• Engine temperature
• Engine rpm
• ABS
• 4WD
• Transmission range
• O/D status
• TPMS
• SRS
• Brake fluid level
• Parking brake status
• Engine emission system
• ETC