Infiniti Q45 (FY33). Manual — part 254

Special Service Tool

Tool number
Tool name

Description

J-44373 Model 620
Battery/Starting/Charging
system tester

SEL403X

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

PREPARATION

EL-7

Description

HARNESS CONNECTOR (TAB-LOCKING TYPE)

I

The tab-locking type connectors help prevent accidental looseness or disconnection.

I

The tab-locking type connectors are disconnected by pushing or lifting the locking tab(s). Refer to the
illustration below.

Refer to the next page for description of the slide-locking type connector.

CAUTION:

Do not pull the harness or wires when disconnecting the connector.

[Example]

SEL769DA

HARNESS CONNECTOR

EL-8

HARNESS CONNECTOR (SLIDE-LOCKING TYPE)

I

A new style slide-locking type connector is used on certain systems and components, especially those
related to OBD.

I

The slide-locking type connectors help prevent incomplete locking and accidental looseness or disconnec-
tion.

I

The slide-locking type connectors are disconnected by pushing or pulling the slider. Refer to the illustra-
tion below.

CAUTION:

I

Do not pull the harness or wires when disconnecting the connector.

I

Be careful not to damage the connector support bracket when disconnecting the connector.

[Example]

SEL769V

GI

MA

EM

LC

EC

FE

AT

PD

FA

RA

BR

ST

RS

BT

HA

IDX

HARNESS CONNECTOR

Description (Cont’d)

EL-9

Description

NORMAL OPEN, NORMAL CLOSED AND MIXED TYPE RELAYS

Relays can mainly be divided into three types: normal open, normal closed and mixed type relays.

SEL881H

TYPE OF STANDARDIZED RELAYS

1M

. . . . . 1 Make

2M

. . . . . 2 Make

1T

. . . . . 1 Transfer

1M

⋅

1B . . . . . 1 Make 1 Break

SEL882H

STANDARDIZED RELAY

EL-10