Dtc 21-3: Short To Another Wire Or Decreased Resistance In Driver's Seat Belt Buckle Tensioner - Honda EP3 Service Manual

I
I
f
DTC 21-3: Short to Another Wire or
Decreased Resistance in Driver's Seat Belt
Euckle Tensioner
Special Tools Required
. SRS inflator simulator 07SAZ-T840't1A
. SRS simulator lead F 07XAZ-S230100
1. Erase the DTC memory (see page 23-26).
2. Turn the ignition switch ON (ll), and check that the
S R S i n d i c a t o r c o m e s o n f o r a b o u t 6 s e c o n d s a n d
then goes off.
Does the SRS indicator stay on?
YES Go to step 3.
NO Intermittent failure. system is OK at this time.
Go to Troubleshooting Intermittent Failures lsee
page 23-26).
Turn the ignition switch OFF. Disconnect the
battery negative cable, and wait for 3 minutes.
D i s c o n n e c t t h e d r i v e r ' s s e a t b e l t b u c k l e t e n s i o n e r
4P connector (A) from the floor wire harness.
C o n n e c t t h e S R S i n f l a t o r s i m u l a t o r ( 2 i )
c o n n e c t o r s ) a n d s i m u l a t o r l e a d F t o t h e f l o o r
w t r e n a r n e s s .
Reconnect the battery negative cable.
Erase the DTC memory.
6 .
7 .
8. Read the DTC.
ls DTC 21-3 ind icated?
YES-Go to step 9.
NO- Short in the driver's seat belt buckle
tensioner; replace the driver's seat belt buckle.l
9. Turn the ignition switch OFF. Disconnectthe
battery negative cable, and wait for 3 minutes,
10. Disconnect both side airbag 2P connectors (see
step 4 on page 23-21) and the front passenger's
seat belt buckle tensioner 4P
connector (see slep 6 on page 23-22).
1 1 . D i s c o n n e c t S R S u n i t c o n n e c t o r B ( 1 8 P ) f r o m t h e
SRS unit {see step 7 on page 23-22l .
'12.
Disconnect the specialtool f rom the floor wire
harness.
13. Check resistance between the No. 1 and No. 10
t e r m i n a l s o f S R S u n i t c o n n e c t o r B ( 1 8 P ) . T h e r e
s h o u l d b e a n o p e n c i r c u i t , o r a t l e a s t 1 M Q .
SRS UNIT CONNECTOR B {18PI
Wire side of female terminals
ls the resistance as specified?
YES Faulty SRS unit; replace the SRS unit (see
page 23-1221.a
NO Short in the floor wire harness; replace the
f l o o r w i r e h a r n e s s . l
GRN/YEL
GRN/BLK
23-55