[54C] SMART WIRING SYSTEM (SWS) USING SWS MONITOR <Hong Kong spec.> - - SYMPTOM PROCEDURES - ELECTRIC RETRACTABLE REMOTE CONTROLLED DOOR MIRROR - INSPECTION PROCEDURE I-3: Electric retractable remote controlled door mirror timer function does not work.PRINT PAGE / INDEX / PRIOR / NEXT
INSPECTION PROCEDURE I-3: Electric retractable remote controlled door mirror timer function does not work.
 CAUTION
 Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.
COMMENTS ON TROUBLE SYMPTOM
If the door mirror can be folded and unfolded with the remote controlled mirror switch (fold/unfold switch), the ETACS-ECU may be defective.
POSSIBLE CAUSES
  • Malfunction of the ETACS-ECU
  • Damaged harness wires and connectors
DIAGNOSIS PROCEDURE
Step 1. Check the electric folding door mirrors operation.
Check that the door mirror is folded and unfolded with the remote controlled mirror switch when the ignition switch is at ACC position.
Q: Is the check result normal?
YES:  Go to Step 2.
NO:  Refer to inspection procedure I-1 "The electric retractable remote controlled door mirrors does not work at all."
Step 2. ECU check on the SWS monitor
Check that the power supply and earth lines to the ETACS-ECU and the SWS communication lines are normal.
  • Ignition switch: OFF
ECUS TO BE CHECKED
  • ETACS ECU
OK: "OK" is displayed on the "ETACS ECU" menu.
Q: Is the check result normal?
YES:  Go to Step 3.
NO:  Refer to Inspection Procedure A-3 "Communication with the ETACS-ECU is not possible ."
Step 3. Confirm communication data by using the SWS monitor.
Check the SWS communication signal, which are related to the electric-folding door mirror timer function.
<Selected item> ETACS ECU
  • Ignition switch: ACC
Item No.
 Item name
 Normal conditions
Item 31
 IG SW (ACC)
 ON

OK: Normal condition is displayed.
Q: Is the check result normal?
YES:  Go to Step 4.
NO:  Refer to inspection procedure P-1 "The ignition switch (ACC) signal is not received ."
Step 4. Retest the system.
Check that the electric-folding door mirror timer function works normally.
Q: Is the check result normal?
YES:  The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
NO:  Replace the ETACS-ECU.
[54C] SMART WIRING SYSTEM (SWS) USING SWS MONITOR <Hong Kong spec.> - - SYMPTOM PROCEDURES - ELECTRIC RETRACTABLE REMOTE CONTROLLED DOOR MIRROR - INSPECTION PROCEDURE I-3: Electric retractable remote controlled door mirror timer function does not work.PRINT PAGE / INDEX / PRIOR / NEXT
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