2003 HONDA CIVIC Workshop Manual

I
I
Restraints
Restraints
Special Tools ............. 23-2
Seat Belts
Component Location Index ......................................... 23-3
Front Seat Belt Replacement ....................................... 23-4
Rear Seat Belt Replacement ........................................ 23-6
Inspection .................. 23-8
Child Seat Tether Anchor Removal/lnstallation ........ 23-9
SRS (Supplemental Restraint Systeml
Component Location Index ......................................... 23-13
Precautions and Procedures ,,.,......... 23-14
General Troubleshooting Information ....................... 23-23
DTC Troubleshooting Index .............. 23-28
Symptom Troubleshooting Index ............................... 23-30
System Description ................. ........... 23-31
Circuit Diagram ......... 23-34
DTC Troubleshooting ............... .......... 23-36
SRS Indicator Circuit Troubleshooting ....................... 23-105
Component R e place me n(/ln s pect io n After
Deployment ..............23-112
Driver's Airbag Replacement ............ 23-113
Front Passenger's Airbag Replacement ..................... 23-1 14
Side Airbag Replacement .................. 23-115
Airbag Disposal ....................... ........... 23-116
Cable Reel Replacement .................... 23-119
SRS Unit Repfacement ....................... 23-122
Side fmpact Sensor Replacement ..........,.................... 23-123
OPDS Unit Replacement .................... 23-124
Front fmpact Sensor Replacement .............................. 23-125

Restraints
\SpecialTools
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*1: Included in SRS Tool Set 07MM'SM50008*2: Use with the stacking patch cords from T/N 07SAZ-0010004, Backprobe Set.
oo
ro
\J
Gl
' 07HAZ-SG00500Deployment Tool
SCS Service Connector
SRS Inflator Sim u lator
SRS Simulator Lead C
Backprobe Adapter, 17 mm
SRS Simulator Lead E
SRS Simulator Lead F
8t oTPM-oo101oo
€ oTsM-TB4o114
O oTTM-sz5o114
o-' 07TM-0010204
@ o7xAz-s140200-1 07xAz-s230100
SRS Simulator Lead H
23-2
L.

Seat Belts
IComponent Location Index
CHILD SEATTETHERANCHORSRemoval/lnstallation,page 23-11
REAR CENTER BELT andREAR SEAT BELT BUCKLESstep 1 on page 23-8Inspection, page 23 9
SHOULDERANCHOR ADJUSTERstep 8 on page 23-4
FRONT SEAT BELTReplacement, page 23-4Inspection, page 23 9
I
REAR SEAT BELTBeplacement, page 23.7Inspection, page 23-9
FRONT SEATBELT BUCKLESstep 1 on page 23'6
23-3

Seat Belts
Front Seat Belt Replacement
SRS comDonents are located in this area. Review the
SRS component locations (see page 23-13) and the
precautions and procedures (see page 23-14) in the SRS
section before performing repairs or service,
NOTE: Check the front seat belts for damage, and
replace them if necessary. Be careful not to damage
them during removal and installation.
Front Seat Belt
Make sure you have the anti-theft code for the radio,
then write down the frequencies for the preset
buttons.
Disconnect the negative cable from the battery, and
wait at least 3 minutes before beginning work.
Slide the front seat forward fully.
Remove the lower anchor cap (A), and remove the
lower anchor bolt (B).
3.
1.
5. Remove the rear side trim panel (seepage20-51).
23-4
qt
B7/16-20 UNF32 N m (3.3 kgf.m,24lbt.ft)
7. Disconnect the seat belt tensioner connector (A).
Remove the retractor mounting self-tapping ET
screw {B), and the retractor bolt (C), then remove
the front seat belt (D) and retractor (E).
6x1.0mm3.4 N m {0.35 kgf.m,2.5 lbf.ft)
6. Remove the upper anchor cover {A), and remove
the upper anchor bolt (B).
7/16-20 UNF32 N.m (3.3 kgf m,2ir lbf.ft)
8. lf necessary, remove the
(F).
front seat belt protecto

9.
10.
Remove the B-pillar upper trim {see page 20-50)
Remove the shoulder anchor adjuster{A).
22 N.m (2.2 kgf.m, 16lbf.ftl
Installthe seat belt in the reverse order of removal,
and note these items:
. lf thethreads on the retractor mounting self-
tapping ET screw are worn out, use an oversized
self-tapping ET screw (P/N 90133-SZ4-0030)
made specifically for this application.. Check that the retractor locking mechanism
functions (see page 23-9).. Assemble the washers, collars, and bushing on
the upper and lower anchor bolts as shown.. lf the seat belt tensioner has been deployed
replace the front seat belt protector with a new
one.. Apply liquid thread lock to the anchor bolts
before reinstallation.. Before installing the anchor bolts, make sure
there are no twists or kinks in the front seat belt.. Make sure the seat belt tensioner connector is
plugged in properly.
. Reconnect the negative cable to the battery.. Enter the anti-theft code for the radio, then enter
the customer's radio station presets.
. Reset the clock.. Do the ECM/PCM idle learn procedure {see page
11,139).
11.
8 x 1.25 mm
UPPER ANCHORBOLT
BUSHING
Upper anchor bolt construction:
UPPER ANCHOR
Lower anchor bolt construction:
COLLAR
TOOTHEDLOCK WASHER
LOWER ANCHOR BOLTTOOTHED LOCK WASHER
{cont'd)
WASHER
23-5

Seat Belts
Front Seat Belt Replacement (cont'd)
Seat Belt Buckle
1. Make sure you have the anti-theft code for the radio,
then write down the frequencies for the preset
buttons.
2. Disconnect the negative cable from the battery ,and wait at least 3 minutes before beginning work.
3. Remove the front seat (see page 20-7'1).
4. Detach the seat belt switch connector clip (A), seat
belt buckle tensioner connector clip (B), and
harness clip (C).
5. Remove the center anchor bolt (A), and remove the
seat belt buckle {B).
7/16-20 UNF32 N m {3.3 kgf m,24lbf.ft)
6. Pullthe seat belt switch/tensioner harness (C) out
through the hole on the seat track.
. -.. :.a--
23-6
7. Installthe buckle in the reverse order of removal,
and note these items:
. Assemble the washers on the center anchor bolt
as shown.. Apply liquid thread lock to the center anchor bolt
before reinstallation.. lf the seat belt tensioner has been deployed,
replace the front seat belt protector with a new
one.. Apply liquid thread lock to the seat mounting
bolts before reinstallation. Reconnect the negative cable to the battery.. Enter the anti-theft code for the radio, then enter
the customer's radio station presets.. Reset the clock.. Do the ECMiPCM idle learn procedure (see page
1 1_139).
COLLAR

I
I
Rear Seat Belt Replacement
NOTE: Check the rear seat belts for damage, and
replace them if necessary. Be careful not to damage
them during removal and installation.
Rear Seat Belt
1. Remove the rear seat cushion (see page 20 80).
2. Remove the lower anchor bolt {A}.
l.\J,
Remove the rear side trim panel (see page 20-51).
Remove the retractor mounting self-tapping ET
screw (A), and the retractor bolt (B), then remove
the rear seat belt (C) and retractor {D).
B7/16-20 UNF
3,
4.
A6x1.0mm3.4 N.m {0.35 kgl m,2.5 lbf.ftl
A7/16-20 UNF32 N.m (3.3 kgf.m,24 tbf.ftl
N m {3.3 kgf.m,2ir lbf.ft)
5. Installthe seat belt in the reverse order of removal,
and note these items:
. lf the threads on the retractor mounting self-
tapping ET screw are worn out, use an oversized
self-tapping ET screw (P/N 90133-524-0030)
made specifically for this application.. Apply liquid thread lock to the anchor bolt before
reinstallation.' Check that the retractor locking mechanism
functions {see page 23-9).. Before installing the anchor bolt, make sure there
are no twists or kinks in the rear seat belt.
(cont'd)
23-7

Seat Belts
Rear Seat Belt Replacement {cont'd)
Center Belt and Seat Belt Buckles
1. Remove the seat cushion {see page 20-80).
2. Remove the center anchor bolts (A), and remove
the seat belt buckles (B) and center beh (C).
A7/16-20 UNF32 N.m 13.3 kgf.m,24 tbt.ft)
'.;r- 1-..i, ,
'" -"':'' "':
3. Remove the right seat-back (see page 20-80).
4. Remove the seat-back cover (seepage20-82).
5, Remove the seat-back pad from the seat-back
frame (see step 3 on page 20-81).
6. Remove the screw, and release the hooks (A), then
remove the retractor cover (B).
Fastener Location B
23-8
t.)
7. Remove the seat belt guide (A) from the pin (B),
and release the center belt (C) from the seat beltg u ide.
Remove the retractor mounting bolt (A), and the
retractor bolt (B), then remove the center belt (C)
and retractor (D) from the seat-back frame (E).
A6x1.0mm9.8 N.m (1.0 kgf m,7.2 tbl.ttl
7/16-20 UNF32 N.m (3.3 kgf m,24 tbf.ftl
.:.',