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- Power for the SRS warning lamp is supplied from the
ignition switch (IG1)
circuit.
- The SRS warning lamp illuminates when the ignition
switch is turned to the "ON"
position and goes out after approximately 7 seconds
if there is not a malfunction in the SRS
system.
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This diagnosis code will be set if
the SRS warning lamp driving circuit is short to earth.
However, if the vehicle condition returns to normal,
diagnosis code 43 will be automatically erased,
and the SRS warning lamp will go out.
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- Damaged wiring harnesses of connectors
- Malfunction of the SRS-ECU
- Malfunction of the combination meter
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(1)Disconnect the negative battery
terminal.
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![](../../../img/52/AC311438AF00ENG.png)
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(2)Disconnected the SRS-ECU
connector C-147. (3)Connect the negative battery
terminal. (4)Turn the ignition switch to the "ON"
position.
Q.
Does the warning lamp illuminate?
Go to Step
3.
Go to Step
2.
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![](../../../img/52/AC313416BI00ENG.png)
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note |
Prior to the wiring harness
inspection, check junction connector C-31, and
repair if necessary.
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Q.
Is the check result normal?
Replace the
combination meter (Refer to GROUP 54A, Combination Meters
Assembly ).
Repair the harness
wires between SRS-ECU connector C-147 (terminal No.18) and
the battery (fusible link No.26).
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Q.
Is diagnosis code 43 set?
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Replace the SRS-ECU
(Refer to ).
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An intermittent
malfunction is suspected (Refer to GROUP 00, How to Use
Troubleshooting/Inspection
Service Points ).
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