1998 HONDA CIVIC airbag

SRS Unit
Replacement
CAUTION:
. Betore disconnoqting lny pErt of the SRS wire hal-ness, disconnect th9 airbag conn"ctorlsl.. During installltion or teplacemsnt. do not bump(impact w.cnch, hamm€r stc.l the area noar tho SRSunit.
NOTE:
o Do not damage the SRS unit terminals or connectors.. Do not disassemble the SRS unit; it has no service-able parts,
. Store the SRS unit in a clean, dry a.ea,. Do not use any SRS unit which has be€n subjected towater or shows signs of being dropped or improperlyhandled. such 8s dents, cracks or deformation.
1. Disconnect the bsttery negative cable. then discon-nect the positive cable from the battery, and wait atleast three minutes.
2. Disconnect the airbag connector{s}:
NOTE: When disconnected, the airbag connector isautomatically shorted,
Driver's Side:
. Remove the access panel from the steering wheel.then disconnect the 2P connector between the driv_er's airbag and cable reel (see page 24-11).
Front Passenge/s Side:. Disconnect the 2P connector between the tront oas_senger's airbag and SRS main harness (see page 24-11).
24-76
o\
3. Remove the right side cover from the SRS unit.
SRS UNTT
TOBXBOLTSUge a TorxT30 bit.
RIGHT SIOE
Remove the left side cover from the SRS unit, thendisconnect the SRS main harness lgp connectorfrom the SBS unit.
SRS UNIT
5. Remove the four Torx bolts from the SRS unit, thenpull out the SRS unit from the driver,s side,
COVER

6. Install the new SRS unit.
NOTE: Do not reuse a torx bolt that has red
threads. Replace the bolt with a new one.
)
7.
TORX BOLTS9.8 N.m l'1.0 kg{.m, 7.2 lbf.ft}Use a Torx T30 bit.
Connect the SRS main harness l8P connector to the
SRS uniu push it into posjtion until it clicks.
Install the SRS unit covers (ri9ht and left). Make
sure the covers snap together in the middle.
8.
TORX BOLTS9.8 N.m 11.0 kgf.m, 7.2 lbf.ft)U3e . Torx T30 bit.
SRS MAIN HARNESS
)(l
9.
10.
't2.
Reconnect the driver's aibag 2P connector to the
cable reel 2P connector, then reinstall the access
panel on the steering wheel.
Reconnect the tront passenger's airbag connector
to the SRS main harness.
Reconnect the battery positive cable, then the nega
tive cable.
After installing the SRS unit, confirm proper system
operation: Turn the ignition switch ON (ll); the SRS
indicator light should come on for about six seconds
and then go oif.
11.
24-77
.-

Supplemental Restraint System (SRS)
(
FUSE 13FUELPUUPFBA UMT)15A
See PowerDistibution,page 10-2.
FUSE 23(sRs)
c801PHOTO 58
SRS MEMORY ERASESTGNAL (MES) CONNECTORPHO|O 111
. To avoid accidental deployment and possible
iniury always disconnect the driver's airbag and
f ront passenger's airbag connectors (automatically
shorted) before working near any SRS wiring.
. CAUTION: Whenever the ignition switch is ON (tt),
or has been turned OFF for less than three minutes,
be caretul not to bump the SRS unit; the airbags
could accidentally deploy and cause damage or
iniuries.
UNDER-DASHFUSE/RELAYBOX
GFY 07)or GFN{18)
GFN
GFYt2l
GFN
GRY0)
GFN
2
ALK
J (ii
t\
GFY O4)or GRN
SRSUNIT
a
-ffiffi,*l-{
H!=";=_J
iffii'r:fi:*" i tH-
PHOIO 125short contact) | - FCqOtL_________J PHO|A 57
47
GAY (21) or GRN
lgnitionInput(VA)
Driver's
cont.ol
lgnitioninput(VB)MES connector inputSRS indicatorlighl control
Service t------check : Passengefs ;connector ; airbag control , GroundInpu , /+rr I pir-r
Passenger'sai|bag conlrol; prc..t rnpuv, Ourpul
14GRY(5) orGFN
rffi{{_ilil
i ffi i""'"1*"o,"'.1'' i lffil
ffirtu!-T:l
ir:r*::"."
ilstEl'{s6.e8'
'"'Jl "Tl
, I oATA L|NK SERVTCE: CoNNECTOR (DLC) CHECK,J piarasa CONNECTORvtEw48

l--i
Lg
Connector
ol
Terminal
Number ot
Cavities/
Color
LocationConnects toNotes
SRS Main Harness
c412
c801
c803
c804
c805
c806
c807
3-YEL
2.YEL
2.YEL
2-YEL
2-YEL
2.YEL
1 8-YEL
Above under-dash fuse/relay box
Under left side of dash
Right side of under-dash fuse/
relay box
Under left side of dash
Under center of dash
Middle of floor
Middle of floor
Main wire harness
Under-dash fuse/relay box
Memory erase signal (MES)
connector
Cable reel
Passenger's airbag assembly
Dummy resistor connector
SRS unit
USA
Canada
G801Middle of floorBody ground, via SRS
main hamess
SRS MAIN HARNESS
203-47