1991 MITSUBISHI 3000GT lumbar support

L
LINTERIOR
- Troubleshooting52A-3
POWERWINDOWSRELAY
EXFRSWITCH
D-21m,
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124
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LUMBAR
SUPPORT
MOTOR
IQ 2 1
SIDESUPPORT
MOTOR1Q2
ROWER SEAT
ASSEMBLY
J/B
2B
I
1C-82 5
f
J;19 C-78I
1 TSB RevisionI1

INTERIOR - Front Seat52A-19INSPECTION
POWER SEAT SWITCH A INSPECTION
Operate the power seat switch A to check for continuity.
,19FOO9lLumbar support
Side support
23571278
PUSH (A,0300SPREAD (4D)00
00
OFF0n0OFF0A”0
RELEASE(O)0
0CLOSE (D 4)000
000
NOTEO-O indicates that there is continuity between the terminals.
InboardOutboard19FOO34SERVICE POINTS OF INSTALLATION
6. INSTALLATION OF FRONT SEAT ASSEMBLY
(I) Locate the lower rails correctly so that the front side
seat mounting holes may be positioned at the same
relative positions on both R.H. and L.H. sides.
Caution
Note that when the slide is pulled, the inboard slide
rail is unlocked, causing the slide rail to be pulled
back by spring force.
(2) After checking that the seat adjuster is locked at both
sides, provisionally tighten (in the A, B, C and D
sequence) the seat installation nuts and the seat
installation bolts; then fully tighten at the specified
torque.

INTERIOR - Front Seat52A-21
IISASSEMBLY AND REASSEMBLY
DRIVER SEAT

18
8,‘(-i
Q45
Nm45
NmP
ii filbs.20-7;s
I24 Nm17 ftlbs.19FO18324N;17 ftlbs.
19FO136
FRONTPASSENGER SEAT18
.23Removal stepsI. Reclining adjuster knob
2. Plug
3. Cap
1“+Qnrl~rrl driver seat)
4. Height adiuster lever I v~““~‘” L5.
POtier S&t switch B
6. Adjuster cover(Sporty driver sent)-- - - . ,7. Side shield cover (L.H.)
8. Side shield cover
(R.H.)l a9. Inner seat beltIO. Seat cushion assembly11. Memorv reclinina knob (Driver seat)
12. Sliding adjuster (nob13. Seat back panel (Except standard driver seat)
14. Seat back assembly
15. Seat belt guide
16. Lumbar support knob
17. Lumbar support aarnish
7(Stand& dri\mr -19. Reclinina adiuster lower cover (Driver seat)
20. Height adjuster (Standard driver seat)
21. Power seat harness
22. Power seat adjuster1
(SporVdrivr----”23. Walk-in knob
’’--4X-1
24. Walk-in knob garnish
25. Slide adjuster(Front passenger seat)24Nm
171, Ihc19FO184
1 TSB Revision

52A-22
INTERIOR - Front Seat
INSPECTION
INSPECTION OF POWER SEAT SWITCH B
Operate the power seat switch B to check for continuity. ,
)
Seat outer layer123456789
NOTEO-O indicates that there IS continuity between the terminalsINSPECTION OF FRONT HEIGHT MOTOR AND REAR
HEIGHT MOTOR
(1) Disconnect the connector of each motor.
(2) Connect the battery directly to the terminal of the motor
and check to see that the power seat adjuster rotates
smoothly until it strikes the limit switch.
(3) Connect the battery with its polarity changed and check to\d Isee that the motor rotation is reversed.
TSB Revision
1INSPECTION OF LUMBAR SUPPORT MOTOR AND SIDE
SUPPORT MOTOR
(I) Disconnect the connector of each motor.
(2) Connect the battery directly to the terminal of the motor
and check to see that either of the motors, namely, the
lumbar support and side support, operates.
(3) Connect the battery with its polarity changed and check to
see that either of the motors, namely, the lumbar support
and side support motors, operates.
INSPECTION OF LIMIT SWITCH
(1) Connect the battery directly to the connector terminal of
each of the front height motor and rear height motor and
move the seat to each of the positions shown below. (Refer
to Inspection of Front Height Motor and Rear Height
Motor.)