F 250 2WD Super Duty V8-5.4L (2008)
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I2-I4
Test J: The Electronic Automatic Temperature Control (EATC) Module Or Electronic Manual
Temperature Control (EMTC) Module Does
PINPOINT TEST J: THE ELECTRONIC AUTOMATIC TEMPERATURE CONTROL (EATC) MODULE OR ELECTRONIC MANUAL
TEMPERATURE CONTROL (EMTC) MODULE DOES NOT RESPOND TO THE SCAN TOOL
Normal Operation
The electronic automatic temperature control (EATC) or electronic manual temperature control (EMTC) communicates with the scan tool through the
medium speed controller area network (MS-CAN). Circuits VDB06 (GY/OG) (MS-CAN +) and VDB07 (VT/OG) (MS-CAN -) provide the network
connection to the EATC/EMTC module. The EATC/EMTC module shares the MS-CAN network with the smart junction box (SJB), driver seat
module (DSM) (if equipped), audio control module (ACM), DVD player (if equipped), satellite digital audio receiver system (SDARS) module (if