Honda ACCORD HYBRID 2005 Service Manual page 794

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 )
8. Measure voltage between V phase motor current
sensor 3P connector terminals No. 1 and No. 2.
V PHASE MOTOR C U R R E N T S E N S O R
3P C O N N E C T O R
V C C I V (RED/BLU)
S G I V (BLK/GRN)
Wire side of f e m a l e t e r m i n a l s
Is there 4.8-5.2 V?
Y E S — G o t o step 9.
N O — G o t o step 16.
9. Measure voltage between V phase m o t o r current
sensor 3P connector t e r m i n a l s No. 2 and No. 3.
V PHASE MOTOR C U R R E N T S E N S O R
3P C O N N E C T O R
1 2
3
S G I V (BLK/GRN)
4
IVPH (RED/WHT)
Wire side of f e m a l e t e r m i n a l s
Is there 2.3-2.7 V?
Y E S — G o t o step 16.
NO—Replace the V phase m o t o r current sensor
(see page 12-143), then go to step 10.
10. Turn the ignition switch OFF.
11. Reconnect all connectors.
12. Reinstall the IPU lid (see page 12-140), then turn the
battery m o d u l e switch ON (see page 12-4).
13. Turn the ignition switch ON (II).
14. Reset the M C M (see page 12-6).
15. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
YES—lf DTC P15A7 is indicated, check for poor
connections or loose t e r m i n a l s at the V phase
motor current sensor and the M C M , then go to
step 1. If any other T e m p o r a r y DTCs or DTCs are
indicated, go to the indicated D T C s
troubleshooting.
NO—Troubleshooting is c o m p l e t e . •
16. Reinstall the IPU lid (see page 12-140), then turn the
battery m o d u l e switch ON (see page 12-4).
17. Update the M C M if it does not have the latest
software, or substitute a k n o w n - g o o d M C M
(see page 12-8).
18. Check for T e m p o r a r y DTCs or DTCs w i t h the HDS.
Are any Temporary DTCs or DTCs indicated?
YES—lf DTC P15A7 is indicated, check for poor
connections or loose t e r m i n a l s at the V phase
motor current sensor and the M C M , then go to
step 1. If any other T e m p o r a r y DTCs or DTCs are
indicated, go to the indicated D T C s
troubleshooting.
NO—If the M C M w a s updated, t r o u b l e s h o o t i n g is
complete. If the M C M was substituted, replace the
original M C M (see page 1 2 - 8 ) . •
12-116