MITSUBISHI SPYDER 1990 Service Repair Manual

INTERIOR Rear Seat
Rear seat hook
Rear seat cushion 0 0 0 0 0 0 4 0
Rear
Hook
hook hole
REMOVAL SERVICE POINT
SEAT CUSHION REMOVAL.
While keeping the rear seat hook pulled, lift up the rear seat
cushion to remove it.
INSTALLATION SERVICE POINTS
SEAT BACK INSTALLATION
Push the rear seat back in the direction indicated in the
illustration; then securely attach the attachment w ire to the
body
hook and install the rear’ seat back.
REAR SEAT CUSHION INSTALLATION
(1) the rear seat cushion attachment wire below the
rear seat back.
(2) Pass the rear inner seat belt through the rear s eat cushion.
(3) Insert the rear seat’ cushion lock plate into the rear seat
hook holes.
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INTERIOR Rear Seat
DISASSEMBLY AND REASSEMBLY
ECLIPSE
9.4
Revision
Disassembly steps
Rear seat cushion cover
2. Rear seat cushion pad
3. Knob
4. Garnish
5. Rear seat back hinge
6. Rear seat back cover
Rear seat back pad
8. Rear seat back frame 0 0 0 0 5 3 1 5

ECLIPSE SPYDER
INTERIOR Rear Seat
4
Disassembly steps
1. Rear seat cushion cover
2. Rear seat cushion pad
3. Rear seat back cover
4. Rear seat back pad
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INTERIOR Front Seat Belt
FRONT SEAT BELT
GENERAL IMFORMATION
OPERATION
lWhen the ignition switch is turned ON, the deci-
sion circuit operates and the seat belt warning
light inside of the combination meter flashes
four times for 6 seconds.
l
The decision circuit output makes the seat belt
warning buzzer sound intermittently for 6 se-
conds to indicate unfastening of the seat belt.
SPECIAL TOOLS
lWhen the seat belt is buckled (seatbelt switch
is turned ON), the seat belt warning buzzer
stops sounding.
When the ignition switch is turned OFF, both
seat belt warning light and buzzer do not oper-
ate.
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INTERIORFrontSeat Belt
T R O U B L E S H O O T I N G
DIAGNOSTIC FUNCTION
INPUT SIGNAL INSPECTION POINTS
When Using the Scan
1. Connect the scan tool to the data link connector.
Caution
Turn the ignition switch OFF to connect or disconne ct
the scan tool.
2. If buzzer of the scan sounds once when the front
seat belt buckle switch (L.H.) is operated (ON/OFF), ‘the
ETACS-ECU input signal for that switch circuit system
is normal.
When Using a Voltmeter
1.Use the special tool a voltmeter between the
ground terminal and the
terminal of the data link’
connector.
2. If the voltmeter indicator deflects once when th e front
seat belt buckle switch (LH)
operated (ON/OFF), the
ETACS-ECU input signal for that
circuit system
is normal.
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INTERIOR Front Seat Belt
INSPECTION CHART FOR TROUBLE SYMPTOM
Trouble symptom
Communication with
tool is not
possible. Communication with all systems is not
possible.
Communication with one-shot pulse
input signal only is not possible.
When the seat belts are not fastened and the igniti on switch is turned to the ON
position, the seat belt warning buzzer does not sou nd and the seat belt warning
light does not illuminate nor flash.
When the seat belts are not fastened and the igniti on switch is turned to the ON
position, the seat belt warning light illuminates o r flashes, but the seat belt warn-
ing buzzer does not sound.
When the seat belts are not fastened and the igniti on switch is turned to the ON
position, the seat belt warning buzzer sound, but t he seat belt warning light does
not illuminate nor flash.
After having the ignition switch turned to the ON p osition, the seat belt warning
buzzer does not stop sounding for six seconds, even though the seat belt is
buckled immediately.
INSPECTION PROCEDURE FOR TROUBLE SYMPTOMS
INSPECTION PROCEDURE 1
I n s p e c t i o n R e f e r e n c e
p r o c e d u r e N o .
2
3
4
5
Communication with scan tool is not possible.
(Communication with all systems is not possible.) Probable cause
[Comment] Malfunction of connector
The cause is probably in the defective power supply system (including ground) for
l Malfunction of harness
the diagnostic line.
Refer to GROUP
-Troubleshooting Engine (Non-Turbo)>
Refer to GROUP
Troubleshooting Engine (Turbo) and Engine>
INSPECTION PROCEDURE 2
Communication with scan tool is not possible. Probab le cause
(Communication with the one-shot pulse input signal only
is not possible.)
[Comment]l Malfunction of connectorThe cause is probably a defective one-shot pulse in put circuit system of the diagnosticl Malfunction of harness wireline.l Malfunction of ETACS-ECU
OK NG Check the following connectors: Repairdata link connector and junction block. and
NGOK
RepairCheck trouble symptom.
N G
Replace the EATCS-ECU.
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INTERIORFront Seat
INSPECTION PROCEDURE 3 ,
When the seat belts are not fastened and the ignitionProbable cause
switch is turned to the ON position, the seat belt warning
buzzer does not sound, and the seat belt warning li ght
does not illuminate nor flash.
[Comment] Malfunction of connector
It is possible that there is a malfunction of the p ower supply circuit (including of
l Malfunction of harness
grounding) of ETACS-ECU.l Malfunction of ETACS-ECU
Disconnect the junction and measure at the harness side.
NG Repair
Check at the harness side
Check continuity between the Check the following connector:
Check trouble symptom.
and measure at the harness side*.Check continuity between the l
(36) and the ground’.
OK
Replace the ETACS-ECU.
NOTE Without theft-alarm system
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INTERIOR Front Seat Belt
INSPECTION PROCEDURE 4,
When the seat belts are not fastened and the ignitionProbable cause
switch is turned to the ON position, the seat belt warning
light illuminates or flashes, but the seat belt war ning
.
er does not sound.
[Comment]lMalfunction of front seat belt buckle It is possible that there is a malfunction of the front seat belt switch circuit.
l Malfunction of l Malfunction of ETACS-ECU
Replace the ETACS-ECU.
NG.
INSPECTION PROCEDURE 5
Front seat belt buckle switch input circuitsysyem check.
(Refer to
When the seat belts are not fastened and the igniti onProbable cause
switch is turned to the ON position, the seat belt warning.,
buzzer sounds, but the seat belt warning light does not il-
luminate nor flash.
[Comment]l Malfunction of bulbIt is possible that there is a malfunction of the s eat belt warning light circuit or l Malfunction of ECU.l Malfunction of harness wire
l Malfunction of ETACS-ECU
OKNG the followina connectors:NG
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junction block and combination meter.
OKOKNGNGDisconnectthejunction blockconnector Check the following connectors:
Disconnectthejunction blockconnector Check the following connectors: and measure at the harness side. and measure at the harness side. and and llContinuity between terminal (5) and
Continuity between terminal (5) and
NGNG Repair Repair
OK: ContinuityNGCheck trouble symptom. Check the harness wire between block and combination
trouble symptom.Replace the ETACS-ECU.
Repair, if necessary.

Front Seat Belt
INSPECTION PROCEDURE 6
After having the ignition switch turned to the ON p osition,Probablecause
the seat belt warning buzzer does not stop sounding for
six seconds, even though the seat belt is buckled
ately.
lMalfunction of front seat buckle switch
It is possible that there is a malfunction of me fr ont seat belt buckle switch circuit. Malfunction of l Malfunction of harness wire
l of
NG
Scan tool input signal checkFrontsaatbelt buckle switch input circuitFront seat belt buckle switch system check
OK: When the front seat belt buckle
(Refer to
switch is turned on, the scan tool sounds once.
OK
Replace the ETACS-ECU.
INSPECTION PROCEDURE 7
Front seat belt buckle switch input system check
NGFront seat belt buckle switch Replace
nuity check (Refer to
NGNG
Disconnect front seat belt buckle switchCheck the following
connector and measure at the har- and
nessOKl ground.Check trouble symptom.
OK: Approx. 5
l continuity between the
Check me harness wire between the buckleswitchandjunctionif necessary.
Repair
OK
trouble symptom.
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INTERIOR Front Seat Belt
FRONT SEAT BELT

REMOVAL AND INSTALLATION
3
33
000053
JunctionBlock
1) Metal clip position2) Resin clip position
Front outer seat belt removal steps
l Rear seat cushion
(Refer to
1. Quarter trim, lower
(Refer to
2. Coat hanger
3. Rear seat belt sash guide cover
4. Rear seat belt anchor plate
5. Front seat belt sash guide cover
6. Front seat belt anchor plate
7. Quarter trim, upper
(Refer to
8. Adjustable seat belt anchor
9. Fuel harness protector Front Inner seat
removal ‘steps
l Front seat
(Refer to 12. Harness connector (driver’s side)
13. Front seat hinge cover
14. Front inner seat belt
ETACS-ECU (Seat belt warninglight timer and buzzer) removal
15. ETACS-ECU (Refer to GROUP 54
Ignition Switch.)
10. Front outer seat belt 11. Seat belt retractor cover
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