Honda ACCORD HYBRID 2005 Service Manual page 1278

EPS Components
E P S I n d i c a t o r C i r c u i t T r o u b l e s h o o t i n g ( c o n t ' d )
11. T u r n the ignition switch OFF.
12. Disconnect EPS control unit connector C (13P).
13. Disconnect the connectors f r o m the f o l l o w i n g units.
• PCM A (31P)
• ABS control unit
• SRS unit
14. Check for continuity between EPS control unit
connector C (13P) t e r m i n a l No. 12 and body g r o u n d .
E P S CONTROL UNIT C O N N E C T O R C (13P)
1
/
1 1
4 5
6 8 9 10 11 12 13
S C S (BRN)
Wire side of f e m a l e t e r m i n a l s
Is there continuity?
YES—Repair short to g r o u n d in the SCS circuit.
NO—Go to step 15.
15. Connect EPS control unit connector C (13P).
16. T u r n the ignition switch ON (II).
17. Measure the voltage between data link connector
(16P) terminal No. 9 and body g r o u n d .
DATA LINK C O N N E C T O R (16P)
/
4 5
7
//
\ 9
/
12
14
/
1 6 /
S C S (BRN)
Terminal side of f e m a l e t e r m i n a l s
Is there about 6 V?
Y E S — G o t o step 18.
NO—Repair open in the w i r e between data link
connector (16P) and EPS control u n i t . B
18. Turn the ignition switch OFF.
19. Reconnect all connectors.
20. Disconnect EPS control unit connector C (13P).
2 1 . Turn the ignition switch ON (II), and start the engine.
Does the EPS indicator go off?
Y E S — G o t o step 22.
NO —Repair short to g r o u n d in the w i r e between
gauge control m o d u l e and EPS control unit. •
22. Troubleshoot the gauge control m o d u l e (see page
22-226).
Is it normal?
YES—Check for loose t e r m i n a l s and poor
connections at EPS control unit and gauge control
m o d u l e . If necessary substitute a k n o w n - g o o d EPS
control unit and r e c h e c k . •
NO—Replace the gauge control m o d u l e . •
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