Aviator AWD V8-4.6L DOHC VIN H (2003)
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Central junction box (CJB) fuse 2 (10A)
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Wiring harness
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Connector(s)
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Circuitry
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.
4. If diagnostic tool still does not communicate with the vehicle, refer to the diagnostic tool operating manual.
5. Carry out the DATA LINK DIAGNOSTICS test. If the diagnostic tool responds with:
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CKT693 = ALL ECUs NO RESP/NOT EQUIP, GO to Pinpoint Test Q. See: Communications Network/Pinpoint Tests/Pinpoint Tests/Test Q
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NO RESPONSE/NOT EQUIP for DSM, GO to Pinpoint Test F. See: Communications Network/Pinpoint Tests/Pinpoint Tests/Test F
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SYSTEM PASSED, retrieve and record the continuous diagnostic trouble codes (DTCs), erase the continuous DTCs and carry out self-test
diagnostics for the DSM.
6. If the DTCs retrieved are related to the concern, go to the Diagnostic Trouble Code (DTC) Index to continue diagnostics. See: Diagnostic Trouble
Code Descriptions
7. If no DTCs related to the concern are retrieved, refer to the symptom chart to continue diagnostics. See: Driver Seat Module (DSM)/Diagnosis By
Symptom
Driver Seat Module (DSM) C341e
Driver Seat Module (DSM) C341g, Part 1