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FPA
model
only:
Disconnect
the ECM 21P
(Black)
and EPS ECU
21
P
(Gray) A connectors.
Check
for
Violetlwhite wire continuity
between
the
wire
harn
ess side
of
the EPS ECU 21P
(Gray)
A
connector
and the ECM
33P (Black) connector.
TOOL:
Pin
probe (Male)
07ZAJ-ROJA
110
Is
there
continuity'
NO
- Open
in
wire between
the ECM
and
ignition pulse generator
YES
-
GO TO STEP
4.
4. Ignition
Pulse
Generator
Peak
Voltage
Inspection/line
(EeM)
Short Circuit
Inspection
FAIFGA models
only:
Inspect
the ignition
pulse
generator
peak voltage
(page
20-5).
Connection:
Blue
/
yellow
1+)
-
Ground
(-)
Standard:
0.7
V minimum
Is the
voltage.s spBCifiBd7
NO
- Inspect the ignition pulse generator
(page
11-9)
YES
-
GO TO STEP
5.
FPA
model
anI)':
Check
for
VioleUwhite wire continutiy between
the
wire
harness
side
of
the EPS
ECU 21P (Gray)
connector and body
ground.
TOOL:
Pin probe (Male)
07ZAJ-ROJA
110
Is
there continuity?
NO
- Short ci rcuit in the Violetlwhite wire
YES
-
GO
TO
STEP 5.
5.
System Failure
Reproduction
Connect
all
connectors.
Test-ride
the
veh icle under
the
fo llowing condi-
lions:
-
Gearshift
lever
in
D
range
-
FAIFGA model.
only:
Mode
select switch at
ESP/1st
-
FPA model
only:
Auto/ESP switch
at ESP
-
Driving for
2 seconds
or
more
at over 3
mph
of vehicle speed
Is
problem
code
1 blink indicated?
NO
_.
No
problem (Temporary failure)
•
Erase
the
problem code (page 24-9)
YES
-
Faulty ECM
.
After replacement, perform
inilial setting procedure (page
24-6)
_
HONDAMATIC
EPS ECU
21P (GRAY) A CONNECTOR
(Viewed
from terminal
side)
V
Violet/white
Vi
Oletlw~h:"~'~:+::;:;::=::::;~_---Qg
r-'
.
V
"\:' ,:
.
',+-
/ '
.
.
,.
,
.
ECM
21
P BLACK
CONNECTOR
(Viewed
from
t
erminal side)
ECM
21P
(BLACK)
CONNECTOR
(Vi
ewed
from the terminal
side)
<±l
~ :
~
D~
BuIV
7
e
PEAK
VOLTAGE ADA:TOR
EPS ECU
21
P
(GRAY)
A
CONNECTOR
(Viewed from
terminal
side)
=
X
X
X
IX
X
A
iXJ
V;OI' v :.:
!
GEAR
POSITION INDICATOR
~®
It
~'
,-,
'II"
0
®®
m
.'.~
_
' -
1_
:.1
: .
®
@
..
1
<1
J;W
8
0-
9
F
B3<
D.Il:r
".
~
"
24-13
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