Aviator 2WD V8-4.6L DOHC (2003)
Information Bus: Component Tests and General Diagnostics
Initial Inspection
INSPECTION AND VERIFICATION
1. Verify the customer concern by operating the system.
2. Visually inspect for obvious signs of electrical damage.
VISUAL INSPECTION CHART
Electrical
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Central junction box (CJB) fuse 16 (15A)
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Wiring harness
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Connections
3. If the concern remains after the inspection, connect the diagnostic tool to the data link connector (DLC) located beneath the instrument panel and
select the vehicle to be tested from the diagnostic tool menu. If the diagnostic tool does not communicate with the vehicle:
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check that the program card is correctly installed.
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check the connections to the vehicle.
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check the ignition switch position.
If the diagnostic tool still does not communicate with the vehicle, GO to Pinpoint Test Q. See: Communications Network/Pinpoint Tests/Pinpoint
Tests/Test Q
4. GO to Pinpoint Test PC. See: Communications Network/Pinpoint Tests/Pinpoint Test PC (Precheck)
Pinpoint Test PC (Precheck)
PINPOINT TEST PC: DATA LINK DIAGNOSTICS NETWORK TEST
Test PC1