Sebring LX Coupe V6-3.0L VIN H (2002)
1. Use special tool MB991529 to connect a voltmeter between ground terminal 4 or 5 and ETACS-ECU terminal 9 of the data link connector.
2. Check that the voltmeter indicator deflects once when the input signal enters.
Q: Does the voltmeter indicator deflect?
YES : Go to Step 4.
NO :
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The voltmeter needle does not fluctuate when the ignition switch is turned from "ACC" to "ON": Refer to Inspection Procedure O-2 "The
ignition switch (IG1) signal is not sent to the ETACS-ECU."
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The voltmeter needle does not fluctuate when the driver's seat belt is unfastened: Refer to Inspection Procedure O-7 "The driver's seat belt
switch signal is not sent to the ETACS-ECU."
STEP 4. Check the seat belt warning light circuit at the ETACS-ECU connector C-318.
1. Disconnect the ETACS-ECU connector C-318 and measure at the wiring harness side.
2. Turn the ignition switch to the "ON" position.
3. Connect terminal 73 to the ground.
Q: Does the seat belt warning light illuminate?
YES : Replace the ETACS-ECU. The seat belt warning light should work normally.
NO : Go to Step 5.