TROUBLESHOOTING
ENGINE COOLING
14-13
STEP 5. Check the harness wire between
engine-ECU connector C-121 and fan controller
connector A-17.
NOTE:
AC210877
AC
Connector: A-13 <LHD>
A-13 (B)
AC310903
AB
Connector: C-31 <RHD>
C-31
If intermediate connector A-13 <LHD> terminal 2 and
intermediate connector C-31 <RHD> terminal 14 is
damaged, repair or replace it. Refer to GROUP 00,
How to Use Troubleshooting/Inspection Service
Points
P.00-5.
AC505254
AC
Connector: C-121 <LHD>
C-121 (GR)
Engine-ECU
15
29
222123
35
34
78
161819 1720
31
3233 30
56
11 10121314
262827 25
3
42
9
24
1
JAE
Component side
AC505255
AC
Connector: C-121 <RHD>
C-121 (GR)
Engine-ECU
15
29
222123
35
34
78
161819 1720
31
3233 30
5
6
11 10121314
262827 25
3
42
9
24
1
JAE
Component side
AC210859
Connector: A-17
A-17 (GR)
AD
Fan controller
Component side
Q: Are the harness wires between engine-ECU
connector C-121 terminal 18 and fan controller
connector A-17 terminal 2 damaged?
YES : Repair or replace them, then go to Step 8.
NO : Go to Step 6.