Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSINFINITI2008FX45 AWD V8-4.5L (VK45DE)REPAIR AND DIAGNOSISTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESCONSULT-III/GST DATA LINK CONNECTOR (DLC) CIRCUIT
2008 Infiniti FX45 AWD V8-4.5L (VK45DE)
CONSULT-III/GST Data Link Connector (DLC) Circuit
2008 Infiniti FX45 AWD V8-4.5L (VK45DE)SECTION CONSULT-III/GST Data Link Connector (DLC) Circuit
CONSULT-III/GST Data Link Connector (DLC) Circuit
INSPECTION PROCEDURE
If the CONSULT-III/GST cannot diagnose the system properly, check the following items.
NOTE: The DDL1 and DDL2 circuits from DLC pins 12, 13, 14 and 15 may be connected to more than one system. A short in a DDL circuit connected to a control unit in one system may affect CONSULT-III access to other systems. If the GST cannot operate properly, check the circuit based on the information of SAE J1962 and ISO 15031-3.
Wiring Diagram - CONSULT-III/GST CHECKING SYSTEM -
INSPECTION PROCEDURE
If the CONSULT-III/GST cannot diagnose the system properly, check the following items.
NOTE: The DDL1 and DDL2 circuits from DLC pins 12, 13, 14 and 15 may be connected to more than one system. A short in a DDL circuit connected to a control unit in one system may affect CONSULT-III access to other systems. If the GST cannot operate properly, check the circuit based on the information of SAE J1962 and ISO 15031-3.
Wiring Diagram - CONSULT-III/GST CHECKING SYSTEM -
Wiring Diagram-CONSULT-III/GST Checking System:
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.