Toyota Land Cruiser 1988 Repair Manual page 344

SERVICE SPECIFICATIONS-
EFI System
A-9
Specifications (Cont'd)
ECU (cont'd) Terminals Condition
STD voltage (V)
Check connector TE1 - E1 not short 4-6
T- E1 IgnitionS/WON
Check connector TE1 - E short 0
Shift position P or N range 0
NSW- E1 IgnitionS/WON
Ex. P or N range 10-14
4WD S/W ON 10-14
4WD- E1 IgnitionS/WON
4WD S/W OFF
0
Stop lightS/WON 10 -14
STP- E1 IgnitionS/WON
Stop light S/W OFF 0
Resistance
Terminals Condition
Resistance (0)
Throttle valve fully open Infinity
IDL- E2
Throttle valve fully closed Less than 2,300
Throttle valve fully open 3,500 - 1 0,300
VTA
E2
Throttle valve fully closed 300-6,300
VC- E2
-
4,250 - 8,250
VC- E22
-
200-400
Measuring plate fully closed 20-600
VS- E2
Measuring plate fully open 20-1,200
THA- E2 Intake air temperature 20"C (68"F) 2,000 - 3,000
THW- E2 Coolant temperature 80"C (176.F) 200-400
GI-G6
-
140-180
NE-G6
-
140-180
ISC1, ISC2 _
+
8
-
10-30
ISC3, ISC4
Fuel cut rpm Fuel cut rpm
1,300 rpm
Fuel return rpm
1,000 rpm
Torque Specifications
Part tightened kg-em ft-lb N-m
Cold start injector pipe x Cold start injector
180
13 18
Cold start injector pipe x Delivery pipe
180 13 18
Cold start injector clamp bolt 120 9
12
Fuel pump bracket x Fuel tank
35 30 in.-lb 3.4
Pressure regulator x Delivery pipe 50
43 in.-lb 4.9
Fuel return pipe x Pressure regulator 180 13 18
Delivery pipe x Intake manifold
120 9 12
Pulsation damper x Delivery pipe
300 22 29
Air intake chamber x Intake manifold
250 18 25
Intake chamber stay mount bolt 120
9 12
EGR pipe union nut 800 58 78
Throttle body x Air intake chamber
120 9 12
ISC valve x Air intake chamber 120 9
12