Mitsubishi 3000GT Workshop Manual Supplement page 49

SRS
-
Troubleshooting 528-11
Gode No.43 SRS
warning
lamp drive circuit system
(Lamp does not
switch off.)
Probable cause
This diagnosis code
is output when
a short to earth occurs in the harness between
the.lamp and the-SRS-ECU while SRS-ECU is monitoring
the
SRS
warning lanip
and the lamp is ON.
Malfunction of wiring hamesses or connectors
Malfunction of SRS-ECU
Malfunction of combination meter
a
a
o
SRS warning lamp inspection
o
lgnition switch: ON
o
Does lamp switch
ofl
when SRS-ECU connector D-51
is
disconnected?
Check
the
lollowing
connectors:
C-13. D-05 and
D51
Check
the harness wire
between
the
SRS-ECU
and
combination
meter.
and
repair
if
necessary.
Code No.44 SRS
warning
lamp drive circuit system
Probable cause
This diagnosis code
is output when
a
short occurs
in
the
lamp drive circuit or a
malfunction of the output transistor inside
the
SRS-ECU is dötected while the
SRS-
ECU is monitoring the SRS warning
lamp drive circuit.
o
Malfunction of wiring hamesses or connectoF
.
Malfunction of SRS-ECU
Code No.45. SRS-ECU non-volatile memory (EEPROM)
and A/D converter system
Probable cause
This diagnosis code
is
output
if
there
is
a malfunction in
the SRS-ECU non-volatile
memory (EEPROM) and
A,/D converter.
o
Malfunction of SRS-ECU
Code No.51 or 52 Driver's side air bag module (squib
ignition drive circuit) system
Probable cause
This
diagno.sis
code is output
if a
short (No.S1) or an open circuit (No.52)
is detected
in the circuit for the driver's seat.
.
Malfunction of SRS-ECU
Code
No.54
or 55 Front passenger's side air bag module
(squib ignition drive circuit) system
Probable cause
This
diagno.sis code is
output
if a
short (No.54) or an open circuit (No.55)
is detected
in the circuit for the passenger's seat.
o
Malfunction of SRS-ECU
Replace the
SRS-ECU.
Ctegk the_SlQ warning
lamp drive circuit system.
(Referto
P.528-11.)