Workshop Manuals Factory service & repair Nissan and Datsun
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Nissan and Datsun PL720 2WD L4-1952cc 2.0L SOHC (Z20) (1985)04 · Engine, Cooling and Exhaust
04 · Engine

Air Bleeder Screw, Coolant: Locations

Make
Nissan and Datsun
Model
PL720 2WD
Engine
L4-1952cc 2.0L SOHC (Z20)
Year
1985
Section
Cooling System › Air Bleeder Screw, Coolant › Locations
Engine, Cooling and ExhaustLocations
Air Bleeder Screw, Coolant: Locations – Nissan PL720 2WD L4-1952cc 2.0L SOHC (Z20) (1985)

Air Bleeder Screw: Locations

MAKE

BLEED W/

MODEL

BLEEDER

FILL

ENGINE

SPECIAL

ENGINE

TYPE

LOCATION

POINT

@ RPM

NOTICE

NISSAN

1989-90 Sentra,

plug

cylinder

radiator

off

Recheck cold

Pulsar

head

1991-92 Sentra,

bolts(2)

1. cylinder

1.6L & 2.0L: Fill

NX: 1.6L

head

until coolant flows

2. heater

from bleeders, hose then close. Jam

outlet

open cap valve with
a U-shaped wire. 
Run engine allowing 
remaining air to vent 
into coolant reservoir

2.0L

1. bolt

thermostat

radiator

off

(See above)

2. pipe

housing & 

cap 

heater 
hose

1990-92

bolt

intake

radiator

off

Bolt located

Axxess, Stanza

manifold

next to PCV valve.

plenum

Recheck cold

1987-88

plug

right head

radiator

off

Plug is by PCV hose

200SX V6

1989-90 240SX

bolt

thermostat

radiator

off

Recheck cold

housing

1990-91 300ZX

plug

radiator

radiator

off

Recheck cold

top tank

1985-88 Maxima

bolt

heater pipe

radiator

off

Recheck cold

1989-92 Maxima

bolt

intake

radiator

off

Bolt located

manifold

next to PCV valve.

plenum

Recheck cold

1986-89 Pickup V6

plug

heater pipe

radiator

off

Plug is by battery

1990-92 Pickup:

bolt

# 1 intake

radiator

off

Recheck cold

4-cyl.

manifold
runner

V6

bolt

intake

radiator

off

Bolt located next

manifold

to PCV valve.

plenum

Recheck cold

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Parts & tools for this job For 1985 Nissan PL720 2.0L

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