1998 NISSAN PICK-UP Repair Manual

Terminal Arrangement
GEL201
SUPER MULTIPLE JUNCTION (SMJ)

Terminal Arrangement
GEL232
FUSE AND FUSIBLE LINK

Terminal Arrangement
GEL203
CONTROL UNITS/JOINT CONNECTOR (J/C)

ACCELERATOR CONTROL, FUEL &
EXHAUST SYSTEMS
SECTIONFE
CONTENTS
PREPARATION/ACCELERATOR CONTROL
SYSTEM..................................................................... 1
Special Service Tool .............................................. 1
Accelerator Control System ................................... 1Adjusting Accelerator Wire .................................... 2
FUEL SYSTEM.......................................................... 3
EXHAUST SYSTEM.................................................. 5
FE

Special Service Tool
Tool number
Tool nameDescription
KV10114400
Heated oxygen sensor
wrench
NT636
Loosening or tightening heated oxygen sen-
sor
a = 22 mm (0.87 in)
Accelerator Control System
CAUTION:
lWhen removing accelerator wire, make a mark to indicate lock nut's initial position.
lCheck that throttle valve opens fully when accelerator pedal is fully depressed. Also check that
it returns to idle position when pedal is released.
lCheck accelerator control parts for improper contact with any adjacent parts.
lWhen connecting accelerator wire, be careful not to twist or scratch wire.
SFE454A
PREPARATION/ACCELERATOR CONTROL SYSTEM
FE-1

Adjusting Accelerator Wire
1. Loosen lock nut, and tighten adjusting nut until throttle drum
starts to move.
2. From that position turn back adjusting nut 1.5 to 2 turns, and
fasten it with lock nut.
SFE248AB
PREPARATION/ACCELERATOR CONTROL SYSTEM
FE-2

WARNING:
When replacing fuel line parts, be sure to observe the following:
lPut a ``CAUTION: INFLAMMABLE'' sign in workshop.
lDo not smoke while servicing fuel system. Keep open flames and sparks away from work area.
lBe sure to disconnect battery ground cable before conducting operations.
lBe sure to furnish workshop with a CO2fire extinguisher.
lDrain fuel from fuel tank and put drained fuel in an explosion-proof container and put lid on
securely.
CAUTION:
lBefore disconnecting fuel hose of ECCS engine model, release fuel pressure from fuel line. Refer
to ``Changing Fuel Filter'' in MA section.
lDo not disconnect any fuel line unless absolutely necessary.
lPlug hose and pipe openings to prevent entry of dust or dirt.
lAlways replace O-ring and clamps with new ones.
lDo not kink or twist hose and tube when they are installed.
lDo not tighten hose clamps excessively to avoid damaging hoses.
lWhen installing fuel check valve, be careful of its designated direction. (Refer to ``EVAPORATIVE
EMISSION SYSTEM'' in EC section.)
lTighten bolts to specified torque.
lAfter installation, run engine and check for fuel leaks at connections.
SFE522A
FUEL SYSTEM
FE-3

SFE524A
FUEL SYSTEM
FE-4