F 150 4WD V8-5.4L Flex Fuel (2008)
H3-H4
Test I: No High Speed Controller Area Network (HS-CAN) Communication, All Modules Are Not
Responding
PINPOINT TEST I: NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION, ALL MODULES ARE NOT
RESPONDING
Normal Operation
The HS-CAN uses an unshielded twisted pair cable, circuits 1827 (WH/LG) and 1828 (PK/LG). The ABS module, the instrument cluster (IC) and
PCM all communicate with the scan tool using the HS-CAN.
This pinpoint is intended to diagnose the following:
-
Wiring, terminals or connectors
-
ABS module
-
IC
-
PCM
I1
