Honda ACCORD HYBRID 2005 Service Manual page 742

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 )
DTC P0A9E (50): Battery Module
Temperature Sensor 1 Circuit High Voltage
1. Turn the ignition switch ON (II).
2. Check the BATT. MDLS TEMP S1 in the DATA LIST
w i t h the HDS.
Is about 4.95 V or more indicated?
Y E S — G o t o step 3.
NO—Intermittent failure, system is OK at this t i m e .
Check for poor connections or loose terminals at
the battery module and the M C M . •
3. Check for Temporary DTCs or DTCs w i t h the HDS.
Are DTC P0A9E, P0AC8, and POACD indicated at
the same time?
Y E S — G o t o step 14.
N O — G o t o step 4.
4. Turn the ignition switch OFF.
5. Turn the battery module switch OFF (see page 12-4).
6. Remove the IPU lid (see page 12-140).
7. Disconnect battery m o d u l e 6P connector.
8. Connect battery module 6P connector terminal No.
6 to body ground w i t h a j u m p e r w i r e .
BATTERY M O D U L E 6P C O N N E C T O R
1
2
3 4
5
6
TBATT1 (YEL)
J U M P E R WIRE
W i r e side of f e m a l e t e r m i n a l s
9. Turn the ignition switch ON (II).
10. Check the BATT. MDLS TEMP S1 in the DATA LIST
w i t h the HDS.
Is about 4.95 V or more indicated?
Y E S — G o t o step 1 1 .
NO—Replace the battery m o d u l e (see page 12-146),
then go to step 24.
11. Turn the ignition switch OFF.
12. Disconnect M C M connector B (24P).
13. Check for continuity between M C M connector
terminal B1 and battery m o d u l e 6P connector
terminal No. 6.
MCM C O N N E C T O R B (24P)
TBATT1 | 1
1
/
3
/
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
W i r e side of f e m a l e t e r m i n a l s
B A T T E R Y M O D U L E 6P C O N N E C T O R
1 2 3 4 5 6
I TBATT1 (YEL)
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 30.
NO—Repair open in the w i r e between the battery
module and the M C M (B1), then go to step 24.
14. Turn the ignition switch OFF.
15. Turn the battery m o d u l e switch OFF (see page 12-4).
16. Remove the IPU lid (see page 12-140).
12-64