Eclipse V6-3.0L SOHC (2003)
Check that normal conditions are displayed on the items described in the table.
Q: Does the scan tool display "IG SW (IG1)" as normal condition?
YES: Go to Step 3.
NO: Refer to Inspection Procedure O-2 "ETACS-ECU does not receive a signal from the ignition switch (IG1)."
STEP 3. Check the input signal (by using the Pulse Check).
Check input signal from the driver's side seat belt switch.
-
When the driver's seat belt is fastened, check if scan tool MB991502 sounds or not.
Operate the MUT-II according to the procedure below to display "PULSE CHECK."
1. Select "SYSTEM SELECT."
2. Select "SWS."
3. Select "PULSE CHECK."
Q: Does scan tool MB991502 sound when the driver's side seat belt is fastened?
YES: Replace the ETACS-ECU. Check that the seat belt tone alarm function works normally.
NO: Refer to Inspection Procedure P-3 "ETACS-ECU does not receive a signal from the driver's side seat belt switch."
Inspection Procedure C-1
Central Door Locking System: The Central Door Lock System Does Not Work At All.
NOTE: This troubleshooting requires use of scan tool MB991502 and SWS monitor kit MB991862. For details of how to use the SWS monitor, refer
to "How to use SWS monitor."