Honda ACCORD HYBRID 2005 Service Manual page 782

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 P1580 (65): Battery Current Sensor
Circuit Malfunction
1. Turn the ignition switch ON (II).
2. Reset the M C M (see page 12-6).
3. Turn the ignition switch OFF, and w a i t 1 minute.
4. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Is DTC P1580 indicated?
Y E S — G o t o step 5.
NO—Intermittent failure, system is OK at this t i m e .
Check for poor connections or loose terminals at
the battery current sensor and the M C M . •
5. Turn the ignition switch OFF.
6. Turn the battery m o d u l e switch OFF (see page 12-4).
7. Remove the IPU lid (see page 12-140).
8. T u r n the ignition switch ON (II).
9. Measure voltage between battery current sensor 3P
connector terminals No. 1 and No. 3.
BATTERY C U R R E N T S E N S O R 3P C O N N E C T O R
I P W R + (GRN)
1
2
3
I P W R - (BLU)
W i r e side of f e m a l e t e r m i n a l s
Is there 23-25 V?
Y E S — G o t o step 10.
N O — G o t o step 15.
10. Reset the M C M (see page 12-6).
11. Turn the ignition switch OFF, and wait 1 minute.
12. Disconnect the battery current sensor 3P connector.
13. Turn the ignition switch ON (II).
14. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Is DTC P1580 indicated?
Y E S — G o t o step 34.
NO—Replace the battery current sensor (see page
12-142), then go to step 26.
15. Turn the ignition switch OFF.
16. Disconnect the battery current sensor 3P connector.
17. Turn the ignition switch ON (II).
18. Measure voltage between battery current sensor 3P
connector terminals No. 1 and No. 3.
BATTERY C U R R E N T S E N S O R 3P CONNECTOR
IPWR-f- (GRN)
1 2 3
I P W R - (BLU)
Wire side of f e m a l e t e r m i n a l s
Is there 23-25 V?
Y E S — R e p l a c e the battery current sensor (see page
12-142), then go to step 26.
NO—Go to step 19.
19. Turn the ignition switch OFF.
20. Disconnect M C M connector A (31P).
12-104