Ford Mustang (1999-2004) Service Manual: 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 |
 |
Worldwide Diagnostic System (WDS) 418-F224, New Generation STAR (NGS) Tester 418-F052, or equivalent diagnostic tool |
Module Communications Network
General Specifications
Communications Network
Module Communications Network
...
Principles of Operation
The vehicle has two module communications networks. The standard
corporate protocol (SCP) which
is an unshielded twisted pair cable (data bus plus, Circuit 914 [TN/OG] and
data bus minus, Circuit ...
Other materials:
Inspection and Verification
NOTE: Upon installation of a new GEM, the module must be
reconfigured. For additional information,
refer to Section.
1. The warning lamps are a GEM controlled system; refer to Section.
2. Verify the customer concern by operating the system in questio ...
Removal
1. Remove brake master cylinder filler cap (2162). Check brake fluid
level in brake master cylinder
reservoir (2K478). Remove fluid until brake master cylinder reservoir is
half full.
2. Raise and support the vehicle.
3. Remove the wheel and ...
Pinpoint Tests
PINPOINT TEST A: NO COMMUNICATION WITH THE INSTRUMENT
CLUSTER
Test Step
Result / Action to Take
A1 CHECK THE BATTERY POWER SUPPLY TO THE INSTRUMENT
CLUSTER
YesGO to A2 .
No
REPAIR the circuit.
TEST the system
for normal
operation.
...
