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(1)Disconnect the negative battery terminal.
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(2)Disconnect the connector D-24.
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(3)
caution |
Do not insert a test probe into the terminal from
its front side directly, as the connector contact pressure may be
weakened.
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Check for continuity between D-24 harness side connector terminals
40 and body earth. OK: Continuity (Less than 2
Ω)
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Q.
Is the check results normal?
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Repair the wiring harness between
SRS-ECU connector D-24 terminals 40 and the body earth. Then go to Step
3.
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Q.
Are the harness wires between SRS-ECU connector D-24 (terminal No.23 and
24) and ignition switch connector D-309 (terminal No.2) in good
condition?
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Replace the harness wires between
SRS-ECU connector D-24 and ignition switch connector D-309. Then go to Step
3.
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Q.
Can the SRS-ECU communicate with the M.U.T.-III?
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It can
be assumed that this malfunction is intermittent. Refer to GROUP 00, How to
Cope with Intermittent Malfunction .
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Replace the SRS-ECU (Refer to ).
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