ELECTRICAL Infiniti - QX4 - 1999

Infiniti QX4 1999 - IDENTIFICATION

WARNING:

Vehicle is equipped with air bag supplemental restraint system. Before attempting ANY repairs involving steering column, instrument panel or related components, see DISABLING & ACTIVATING AIR BAG SYSTEM in AIR BAG RESTRAINT SYSTEMS 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 QX4 1999 - ENGINE COMPARTMENT

NOTE:

For engine compartment relay box locations, see Fig. 1.

Infiniti QX4 1999 - Component Locations

• Relay box No.1 is located at driver's side of engine compartment. For relay locations, see Fig. 2. For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
• Relay box No. 2 is located at passenger's side of engine compartment. For relay locations, see Fig. 3. For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
• Fuse and fusible link box is located at passenger's side of engine compartment near relay box No. 2. For component identification, see Fig. 4-Fig. 6 . For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article in ELECTRICAL.

Fig. 1: Infiniti QX4 1999 - Component Locations - Locating Engine Compartment Relay Boxes

Fig. 2: Infiniti QX4 1999 - Component Locations - Identifying Relay Box No. 1. Components

Fig. 3: Infiniti QX4 1999 - Component Locations - Identifying Relay Box No. 2. Components

Fig. 4: Infiniti QX4 1999 - Component Locations - Identifying Circuit Protection Components (1 Of 6)

Fig. 5: Infiniti QX4 1999 - Component Locations - Identifying Circuit Protection Components (2 Of 6)

Fig. 6: Infiniti QX4 1999 - Component Locations - Identifying Circuit Protection Components (3 Of 6)

Fig. 7: Infiniti QX4 1999 - Component Locations - Identifying Circuit Protection Components (4 Of 6)

Fig. 8: Infiniti QX4 1999 - Component Locations - Identifying Circuit Protection Components (5 Of 6)

Fig. 9: Infiniti QX4 1999 - Component Locations - Identifying Circuit Protection Components (6 Of 6)

Infiniti QX4 1999 - PASSENGER COMPARTMENT

NOTE:

For instrument panel area fuse block and control unit locations, see Fig. 10.

Infiniti QX4 1999 - Component Locations

• Fuse block is located behind driver's side kick panel. For component locations, see Fig. 11. For component identification, see Fig. 4 and Fig. 6-Fig. 9 . For circuit wiring diagram, see POWER DISTRIBUTION in SYSTEM WIRING DIAGRAMS article in ELECTRICAL.
• For circuit breaker location, see .Fig. 11. For component identification, see Fig. 5.

Fig. 10: Infiniti QX4 1999 - Component Locations - Locating Instrument Panel Control Modules, Fuse Block & Relays

Fig. 11: Infiniti QX4 1999 - Component Locations - Identifying Fuse Block Components