Infiniti Q45 1998 - 1998 ELECTRICAL Fuses & Circuit Breakers - Q45

Infiniti Q45 1998 - IDENTIFICATION

WARNING:

Vehicle is equipped with air bag supplemental restraint system. Before attempting ANY repairs involving steering column, instrument panel or related components, see SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM in AIR BAG RESTRAINT SYSTEM article in RESTRAINTS.

WARNING:

Always disconnect battery ground cable before servicing high-current fuses. It is recommended that high-current fuses be replaced by a qualified technician.

CAUTION:

When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.

Infiniti Q45 1998 - ENGINE COMPARTMENT JUNCTION & RELAY BLOCKS

NOTE:

For engine compartment fuse, fusible link and relay box locations, see Fig. 1 .

Component Locations

• Fuse, fusible link and relay box is located at right front of engine compartment. For component locations, see Fig. 2 . For identification of protected circuits, see Fig. 3 -Fig. 5 . For circuit wiring diagrams, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.
• Fusible link box is located at right front of engine compartment. For identification of protected circuits, see Fig. 3 . For circuit wiring diagrams, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.

Fig. 1: Infiniti Q45 1998 - Component Locations - Locating Engine Compartment Fuse, Fusible Link & Relay Box

Fig. 2: Infiniti Q45 1998 - Component Locations - Identifying Fuse, Fusible Link & Relay Locations

Fig. 3: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (1 Of 7)

Fig. 4: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (2 Of 7)

Fig. 5: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (3 Of 7)

Fig. 6: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (4 Of 7)

Fig. 7: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (5 Of 7)

Fig. 8: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (6 Of 7)

Fig. 9: Infiniti Q45 1998 - Component Locations - Identifying Circuit Protection Components (7 Of 7)

Infiniti Q45 1998 - INSTRUMENT PANEL JUNCTION & RELAY BLOCKS Component Locations

Fuse block is located behind left kick panel. For identification of protected circuits, see Fig. 3 -Fig. 9 . For circuit wiring diagrams, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.

NOTE:

For instrument panel and luggage compartment area fuse block and relay locations, see Fig. 10 and Fig. 11 .

Fig. 10: Infiniti Q45 1998 - Component Locations - Locating Instrument Panel Control Units, Fuse Block & Relays

Fig. 11: Infiniti Q45 1998 - Component Locations - Locating Luggage Compartment Actuators, Control Modules & Relays

Infiniti Q45 1998 - CIRCUIT BREAKERS Circuit Breaker Usage

Circuit breakers are used in the following:

• Automatic drive positioner In Vehicle Multiplexing System (IVMS) circuit. For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.
• Illumination IVMS circuit. For circuit wiring diagram, see INTERIOR LIGHTS in SYSTEM WIRING DIAGRAMS article.
• Interior lamp control IVMS circuit. For circuit wiring diagram, see INTERIOR LIGHTS in SYSTEM WIRING DIAGRAMS article.
• Main power supply, ground and communication circuits of IVMS circuit. For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.
• Multi-remote control IVMS circuit. For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.
• Power door lock IVMS circuit circuit. For circuit wiring diagram, see POWER DOOR LOCKS in SYSTEM WIRING DIAGRAMS article.
• Power seat circuit. For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article.
• Power sun roof circuit. For circuit wiring diagram, see POWER TOP/SUNROOF in SYSTEM WIRING DIAGRAMS article.
• Power window IVMS circuit. For circuit wiring diagram, see POWER WINDOWS in SYSTEM WIRING DIAGRAMS article.
• Step Lamp IVMS circuit. For circuit wiring diagram, see INTERIOR LIGHTS in SYSTEM WIRING DIAGRAMS article.
• Theft warning system IVMS circuit. For circuit wiring diagram, see ANTI-THEFT in SYSTEM WIRING DIAGRAMS article.