Eclipse L4-2.4L SOHC (2004)
"ETACS-ECU does not receive a signal from the driver's or the front passenger's door switch."
STEP 3. Check the input signal (by using the Pulse check mode of the monitor). Check the following switches and input signals:
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Key reminder switch
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Liftgate latch switch or liftgate light switch <ECLIPSE>
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Trunk lid latch switch or trunk light switch <ECLIPSE SPYDER>
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interior light loaded signal
1. Operate scan tool MB991958 according to the procedure below to display "Pulse check."
a. Select "Interactive Diagnosis."
b. Select "System select."
c. Select "SWS."
d. Select "Pulse Checking."
2. Check if scan tool MB991958 sounds or not.
Q: When the key reminder switch, liftgate latch switch or liftgate light switch <ECLIPSE>, and the trunk lid latch switch or trunk light switch
<ECLIPSE SPYDER> and the interior light loaded signal is operated, does scan tool MB991958 sound?
Normal conditions are displayed for all the items: Replace the ETACS-ECU. Check that the dome light illuminates normally.
Scan tool MB991958 does not sound when the ignition key is removed and reinserted: Refer to Inspection Procedure P-1 "ETACS-ECU does
not receive a signal from the key reminder switch."
When the liftgate <ECLIPSE> or trunk lid <ECLIPSE SPYDER> is opened and closed, scan tool MB991958 does not sound: Refer to
Inspection Procedure P-9 "ETACS-ECU does not receive a signal from the liftgate latch switch <ECLIPSE> or trunk lid latch switch <ECLIPSE
SPYDER>."
