Stratus Coupe L4-2.4L VIN G (2003)
disconnecting scan tool MB991502.
1. Connect scan tool MB991502 to the data link connector.
2. Check that the tone alarm of scan tool MB991502 sounds when the input signal enters.
Q: Does the tone alarm of scan tool MB991502 sound when the input signal enters?
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." See: Diagnosis By Symptom/Symptom Procedures/Inspection Procedure O-2
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The voltmeter needle does not fluctuate when the driver's door is opened: Refer to Inspection Procedure O-8 "The driver's or passenger's
door switch signal is not sent to the ETACS-ECU." See: Diagnosis By Symptom/Symptom Procedures/Inspection Procedure O-8
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The voltmeter needle does not fluctuate when the lighting switch is turned from "OFF" to "TAIL": Refer to Inspection Procedure O-14
"The taillight switch signal is not sent to the ETACS-ECU." See: Diagnosis By Symptom/Symptom Procedures/Inspection Procedure O-14
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The voltmeter needle does not fluctuate when the lighting switch is turned from "TAIL" to "HEAD": Refer to Inspection Procedure O-14
"The headlight switch signal is not sent to the ETACS-ECU." See: Diagnosis By Symptom/Symptom Procedures/Inspection Procedure
O-14
STEP 3. Check the input signal (by using a voltmeter).
Check the input signals from the following switches.
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Ignition switch (IG1)
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Driver's door switch
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Taillight switch
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Headlight switch
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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Scan tool MB991502 does not sound 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." See: Diagnosis By Symptom/Symptom Procedures/Inspection Procedure O-2
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Scan tool MB991502 does not sound when the driver's door is opened: Refer to Inspection Procedure O-8 "The driver's or passenger's door
switch signal is not sent to the ETACS-ECU." See: Diagnosis By Symptom/Symptom Procedures/Inspection Procedure O-8
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Scan tool MB991502 does not sound when the lighting switch is turned from "OFF" to "TAIL": Refer to Inspection Procedure O-14 "The