Table of Contents
Advertisement
2-466
Cooling System JL4G18-D
Cooling Fan Harness Connector CA16
2
Yes
Replace the cooling fan assembly.
Step 3
Step 4
Use scan tool "Action Test" to drive the fan 2. Does the High-Speed relay work?
Yes
Check the high-speed relay A terminal No.87 input power supply.
Step 5
86
2
J
1
L
87
30
5
85
3
1
K
2
1
I
5 3
5
2
3
87
Yes
Step 6
Check the fan high-speed relay A wiring harness and cooling fan harness connector CA16 wiring harness..
EC718/EC718RV EC715/EC715RV 10/2009
1
3
FE02-7802b
EF28
EF27
EF08
1
G
5 3
2
30
EF01
3
86
85
F
87
3
86
86
B
E
30
87
87
85
85
86
1413 12 11 10
86
A
30
87
A
9
8
6
5
7
85
4
3
2
1
85
FE02-7803b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect cooling fan wiring harness connector CA16.
(c)
Measure resistance between cooling fan wiring harness
connector CA16 terminal No.3 and a reliable ground.
Standard Resistance: Less than 1 Ω
Is the resistance specified Value?
No
No
(a)
Turn the ignition switch to "OFF" position.
(b)
Remove the high-speed cooling fan relay A.
(c)
Measure voltage between high-speed cooling fan relay A
terminal No.87 and a reliable ground.
Standard Voltage: 11-14 V
2
5
D
1
Is the voltage specified Value?
2
5
C
1
30
No
30
CA16 terminal No.3 poor connection to
ground. inspect and repair faulty parts.
Go to step 8
Relay A terminal No.87 circuit is faulty.
inspect and repair the faulty parts
Engine
Advertisement
Chapters
Table of Contents
