Honda ACCORD HYBRID 2005 Service Manual page 772

IMA System
D T C T r o u b l e s h o o t i n g ( c o n t ' d )
14. Connect IPU module fan 4P connector terminal
No. 2 to body g r o u n d w i t h a j u m p e r wire.
IPU M O D U L E FAN 4P C O N N E C T O R
1 2
3 4
NFAN (BRN)
J U M P E R WIRE
Wire side of f e m a l e t e r m i n a l s
15. Check for continuity between M C M connector
terminal B20 and body g r o u n d .
MCM C O N N E C T O R B (24P)
I
1
3
7
5
6 7
8 9 1 1 1 2 1 3 1 4 1 5 /
1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4
NFAN (WHT)
Wire side of female t e r m i n a l s
Is there continuity?
Y E S — G o t o step 16.
NO—Repair open in the w i r e between the IPU
module fan and the M C M (B20), then go to step 22.
16. Disconnect a j u m p e r w i r e f r o m the IPU module fan
4P connector.
17. Check for continuity between IPU module fan 4P
connector terminal No. 4 and body ground.
IPU M O D U L E FAN 4P C O N N E C T O R
1
2
3 4
GND (BLK)
Wire side of f e m a l e t e r m i n a l s
Is there continuity?
Y E S — G o t o step 18.
NO—Repair open in the w i r e between the IPU
module fan and G655, then go to step 22.
18. Reconnect M C M connector B (24P).
19. Turn the ignition switch ON (II).
20. Measure voltage between IPU module fan 4P
connector terminal No. 1 and body g r o u n d .
IPU M O D U L E FAN 4P C O N N E C T O R
1 2 3
4
IGA2 (WHT)
Wire side of f e m a l e t e r m i n a l s
Does the screen indicate OUT OF RANGE?
YES — G o to step 2 1 .
N O - l f screen indicates CONDITION IS NORMAL,
repair open in the w i r e between the IPU module fan
and M C M relay 2, then go to step 22.
12-94