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SRS -
Troubleshooting
52B-14
Code No.43 SRS warning lamp drive circuit system
(Lamp does not illuminate.)
Probable cause
This diagnosis code is output when an open circuit occurs for a continuous period
of 5 seconds while the SRS-ECU in monitoring the SRS warning lamp and the lamp
is OFF (transistor OFF).
However, if this code is output due to an open circuit, if the vehicle condition returns
to normal, this diagnosis code No.43 will be automatically erased, and the SRS warning
lamp will return to normal.
D
Malfunction of wiring harnesses or connectors
D
Blown bulb
D
Malfunction of SRS-ECU
D
Malfunction of combination meter
OK
NG
Blown bulb inspection
Replace the SRS-ECU.
OK
Replace the combination
meter.
Measure at SRS-ECU connector B-18.
D
Disconnect the connector, and measure at the harness side
connector.
D
Connect the battery (-) terminal.
D
Ignition switch: ON
D
Connect terminal 4 to the body earth.
OK:
Lamp illuminates
OK
Check trouble symptoms.
NG
Repair
NG
NG
Repair
OK
NG
Repair
Check the following connectors:
B-18, B-02, B-01, B-91
Check the harness wire between the SRS-ECU, combination meter
and ignition switch IG
1.
Code 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 lamp
and the lamp is ON.
D
Malfunction of wiring harnesses or connectors
D
Malfunction of SRS-ECU
D
Malfunction of combination meter
NO
YES
Replace the SRS-ECU.
OK
Replace the combination
meter.
SRS warning lamp inspection
D
Connect the battery (-) terminal.
D
Ignition switch: ON
D
Does lamp switch off when SRS-ECU connector B-18 is
disconnected?
Check the following connectors:
B-18, B-02
OK
Check trouble symptoms.
NG
Repair
Check the harness wire between the SRS-ECU and combination
meter
.
NG
NG
Repair
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 detected while the SRS-ECU
is monitoring the SRS warning lamp drive circuit.
However, if the vehicle condition returns to normal, diagnosis code No.44 will be
automatically erased, and the SRS warning lamp will switch off.
D
Malfunction of wiring harnesses or connectors
D
Malfunction of SRS-ECU
Check the SRS warning lamp drive circuit system.
(Refer to P.52B-14)
OK
Replace the SRS-ECU.
Содержание Space Runner 1998
Страница 35: ...ENGINE 4G6 11A ENGINE 4G9 11B 11A 1 ENGINE CONTENTS 11109000276...
Страница 74: ...NOTES...
Страница 119: ...13A 1 FUEL CONTENTS GASOLINE DIRECT INJECTION GDI 4G6 13A GASOLINE DIRECT INJECTION GDI 4G9 13B FUEL SUPPLY 13C...
Страница 354: ...NOTES...
Страница 355: ...13C 1 FUEL SUPPLY CONTENTS 13509000197 GENERAL INFORMATION 2 FUEL TANK 3...
Страница 418: ...NOTES...
Страница 436: ...NOTES...
Страница 460: ...NOTES...
Страница 519: ...AUTOMATIC TRANSMISSION On vehicle Service 23 59 OIL SEAL LAYOUTsub 04 O A H B C D E F G I J K L M N...
Страница 532: ...NOTES...
Страница 567: ...REAR AXLE 2WD 27A REAR AXLE 4WD 27B 27A 1 REAR AXLE CONTENTS 27109000246...
Страница 660: ...NOTES...
Страница 714: ...NOTES...
Страница 722: ...NOTES...
Страница 732: ...NOTES...
Страница 772: ...NOTES...
Страница 912: ...NOTES...
Страница 913: ...INTERIOR 52A SUPPLEMENTAL RESTRAINT SYSTEM SRS 52B 52A 1 INTERIOR AND SUPPLEMENTAL RESTRAINT SYSTEM SRS CONTENTS...
Страница 954: ...NOTES...