Mitsubishi Pajero Pinin 1999 Workshop Manual page 684

Code No.43 SRS warning lamp drive circuit system
(Lamp does not come on)
Open circuit is present for 5 successive seconds or more in SRS warning lamp
drive circuit.
However, once trouble is extinguished, this code, if displayed due to open circuit,
will be automatically erased.
Check SRS warning lamp.
Connect negative (±) battery terminal.
Ignition switch: ON
Does lamp come on when SRS-ECU connector C-32 is
disconnected?
OK: Lamp illuminates
Replace SRS-ECU.
Code No.43 SRS warning lamp drive circuit system
(Lamp does not go out.)
Harness between SRS warning lamp and SRS-ECU is being shorted to earth.
However, once trouble is extinguished, this code will be automatically erased, and
SRS warning lamp will go out.
Check SRS warning lamp.
Connect negative (±) battery terminal.
Ignition switch: ON
Does lamp go out when combination meter connector C-07
is disconnected?
Replace SRS-ECU.
Code No.44 SRS warning lamp drive circuit system
Short is present in SRS warning lamp drive circuit, or output transistor in SRS-ECU
is defective.
However, once trouble is extinguished, this code will be automatically erased, and
SRS warning lamp will go out.
Check SRS warning lamp drive circuit system.
(Refer to P.52B-17)
SRS ±
OK
NO
Troubleshooting
Probable cause
Defective wiring harnesses or connectors
Blown bulb
Malfunction of SRS-ECU
Malfunction of combination meter
NG
Check bulb for being blown.
OK
Check the following connectors: C-02, C-06, C-07, C-32
OK
Check trouble symptoms.
NG
Check wiring harness between SRS-ECU, combination meter
and ignition switch IG
OK
Replace combination
meter.
Probable cause
Defective wiring harnesses or connectors
Malfunction of SRS-ECU
Malfunction of combination meter
NO
Check the following connectors: C-07, C-32
OK
Check trouble symptoms.
NG
Check wiring harness between SRS-ECU and combination meter
OK
Replace SRS-ECU.
Probable cause
Defective wiring harnesses or connectors
Malfunction of SRS-ECU
OK
Replace SRS-ECU.
52B-17
NG
Repair
NG
Repair
1.
NG
Repair
NG
Repair
NG
Repair
.