Ford Mustang (1999-2004) Service Manual: Module Communications Network
General Specifications

Communications Network
Module Communications Network


Communications Network (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 14 , Multiplex Communication Network for
schematic and connector
information.
Special Tool(s)
73 Digital Multimeter or
equivalent
105-R0051
...
Other materials:
Headliner
Removal
1. Remove the two upper quarter panels. For additional information,
refer to Trim Panel-Upper
Quarter in this section.
2. Remove the two windshield side garnish mouldings.
3. Remove the two sun visors.
1. Remove the six screws.
2. ...
Removal
WARNING: Do not smoke or carry lighted tobacco or open flame of any
type when
working on or near any fuel related components. Highly flammable mixtures are
always present
and may be ignited. Failure to follow these instructions may result in personal
injury ...
Pinpoint Test P: No Communication With The Restraints Control Module
Normal Operation
The RCM communicates with the scan tool using ISO 9141 communication mode
through the data link
connector (DLC).
Possible Causes
A no communication condition can be caused by:
damage to circuit 70 (LB/WH).
a damaged DLC.
a damage ...

