Toyota 1PZ User Manual

A-13
SERVICE SPECIFICATIONS Fuel System
Injection Pump Adjustment
Preparations of
pump tester
Test nozzle type
Test nozzle opening pressure
Injection pipe
Outer diameter
Inner diameter
Length
Minimum bending radius
Fuel temperature
Fuel feeding pressure
DN12SD12
145-155 kg/cm
2
(2,062 - 2,205 psi, 1 4,220 - 1 5,200 kPa)
6.0 mm 0.236 in.
2.0 mm 0.079 in.
840 mm 33.07 in.
25 mm (0.98 in.) or more
40-45°C
0.2 kg/cm
2
(2.8 psi, 20 kPa)
Full load
injection volume
pre-setting
Item
Adjusting
lever position
Pump rpm
No. of
measuring
strokes
Injection volume
cc (cu in.)
11.78-12.18 (0.72-0.74)200
1,200
Maximum
speed side
1PZ
1HZ
1HD-T
(w/o BACS)
1HD-T (w/ BACS)
Maximum
speed side
Maximum
speed side
Maximum
speed side
1,200
200
1,800 200
1,800 200
Maximum speed
pre-setting Item
Adjusting
lever position
Pump rpm
No. of
measuring
strokes
11.80-12.20 (0.72-0.74)
13.58-14.18 (0.83-0.87)
13.14-13.74 (0.80-0.84)
Injection volume
cc (cu in.)
4.0-6.0 (0.24-0.37)
3.0-5.0 (0.18-0.31)
3.0-5.0 (0.18-0.31)
200
200
200
2,300
2,300
2,200
Maximum
speed side
Maximum
speed side
Maximum
speed side
1PZ
1HZ
1HD-T
Pump inner
pressure
Item
1PZ
1HZ
1HD-T
(w/o BACS)
1HD-T (w/ BACS)
Pump rpm
500
2,000
500
2,000
400
1,900
2,200
400
2,200
Inner pressure kg/cm
2
(psi, kPa)
2.45 - 3.05 (35 - 43, 240 - 299)
6.4-7.0 (91 -100, 628-686)
2.5 -3.1 (36-44, 245-304)
7.1 -7.7 (101-110, 696-755)
2.2-3.1 (31 -44, 216-304)
8.1 -8.4 (115-119, 794-824)
9.0 (128, 883) or less
2.7-3.6 (38-51, 265-353)
8.7-9.0 (124-128, 853-883)

Toyota 1PZ Specifications

General

Brand	Toyota
Model	1PZ
Category	Engine
Language	English