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.
2000 Infiniti Q45 BaseFACTORY OEM SERVICE PROCEDURE
Electrical Component Locator: Miscellaneous
MISCELLANEOUS
| Component | Component Location |
|---|---|
| Bose Speaker Amplifier | At center front of luggage compartment. |
| Check Connector (Tachometer) | In right rear corner of engine compartment. |
| Condenser (Fuel Pump) | Above left rear wheelwell, taped to harness. |
| Condenser (Ignition) | On right side of engine, taped to harness. |
| Condenser (Rear Window Defogger) | At right "C" pillar, behind trim panel. |
| Data Link Connector (DLC) | Under left side of dash, near hood lock release handle. |
| Diode (ABS) | Above right rear wheelwell, taped to harness. |
| Diode (Brake Indicator) | Behind left side of dash, taped to harness near grommet. |
| Diode (Fuel Pump) | Above front of right rear wheelwell, taped to harness. |
| Diode (Headlight Relay) (Theft Warning System) | Behind top left side of dash, taped to harness. |
| Diode (Horn Relay) (Theft Warning System) | Behind top left side of dash, taped to harness. |
| Diodes (Park/Neutral Position Switch) (2) | Under carpet, near driver's door sill. |
| Diode (Xenon Headlamp) | Behind left side of dash, taped to harness near grommet. |
| Dropping Resistor (A/T) | At right side of engine compartment, forward of strut tower. |
| Dropping Resistor (Fuel Pump) | Right side of luggage compartment. |
| IVIS (NATS) Antenna Amplifier | In ignition key cylinder. |
| Joint Connector Nos. 1, 2 & 3 | Behind left side of dash, near fuse block. |
| Joint Connector No. 4 | Behind upper left side of dash. |
| Joint Connector Nos. 5 & 6 | Behind upper right side of dash, taped to harness. |
| Joint Connector Nos. 7, 8 & 9 | Behind left kick panel. |
| Joint Connector Nos. 10, 11 & 12 | Behind top center of dash, taped to harness. |
| Joint Connector Nos. 13 & 15 | In fuse, fusible link & relay box. |
| Joint Connector No. 16 | Behind left kick panel. |
| Joint Connector No. 17 | Below right side of rear seat. |
| Joint Connector No. 18 | Behind center of dash. |
| Receiver (Telephone) | On left side of luggage compartment. |
| Resistor (Tachometer) | Behind right kick panel. |
| Theft Warning Horn | In engine compartment, on the left strut tower. See Figure . |
Factory Service Tools
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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.