Dtc 5: Open In The Motor Wire Harness - Honda S2000 Service Manual

EPS Gomponents
DTC Troubleshooting (cont'd)
DTC 5: Open In The Motor Wire Harness
1 . C l e a r t h e D T C .
2. Sta rt the engine.
3. Turn the steering wheel to right or left, and wait 10
seconds or more.
Does the EPS indicator come on?
YES Go to step 4.
NO-Check for loose wires or poor connections. lf
the connections are good, the system is OK at this
t i m e . l
4. Stop the engine, and verify the DTC
Is DTC 5 indicated?
YES- Go to step 5.
NO-Perform the appropriate troubleshooting for
the code indicated.I
5 . C h e c k t h e E P S ( 7 0 A ) f u s e i n t h e a u x i l i a r y u n d e r -
hood fuse box, and reinstall the Juse if it is OK.
ls the f use OK?
YES Go to step 6.
NO - Replace the fuse and recheck. !
6. Make sure the ignition switch is OFF, then
disconnect EPS control unit connector C (2P).
17-30
7. Measure the voltage between terminal No. 2 and
body ground.
EPS CONTROL UNIT
CONNECTOR C {2PI
-rD
(WHT/RED)
8 .
Terminal side of female terminals
ls there battery voltage?
YES Go to step 8.
NO - Repair open in the wire between the EPS
(70 A) fuse and the EPS control unit.l
Check for continuity between EPS control unit
c o n n e c t o r C ( 2 P ) t e r m i n a l
N o . I a n d b o d y g r o u n d
EPS CONTROL UNIT
CONNECTOR C {2P)
Terminal side of female terminals
ls there continuity?
YES Go to step 9.
NO Repair open in the wire between the EPS
control unit and body ground (G35'l).1
Disconnect EPS control unit connector A (2P) and
the motor 2P connector.
9 .