Mitsubishi Electric Lancer Evolution-VII Workshop Manual page 568

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YES (when No.61 is output)
<Check the circuit between the SRS-ECU and
clock spring>
Measure at the SRS-ECU connector C-21.
D Disconnect the SRS-ECU connector C-21.
D Disconnect the the clock spring connector
C-204.
D Ignition switch:ON
D Measure at the harness side
D Voltage between terminal 11 or 12 and body
earth
Caution
Do not directly insert a probe or other
devices at the front of the connector to avoid
a possible decrease in the contact pressure.
OK: 0 V
Connector C-21
NG
OK
Replace the SRS-ECU.
SRS -
Troubleshooting
YES (when No.62 is output)
<Check the circuit between the SRS-ECU and
clock spring>
Measure at the SRS-ECU connector C-21.
D Disconnect the SRS-ECU connector C-21.
D Disconnect the clock spring connector C-204 .
D Measure at the harness side
D Continuity between terminal 11 or 12 and body
earth
Caution
Do not directly insert a probe or other
devices at the front of the connector to avoid
a possible decrease in the contact pressure.
OK: No continuity
Connector C-21
NG
Check connector: C-21, C-204
OK
Check the trouble symptoms.
NG
Check the harness between the
clock spring and the SRS-ECU, and
repair if necessary.
OK
Replace the SRS-
ECU.
NG
Correct
52B-37