[54C] SMART WIRING SYSTEM (SWS) USING SWS MONITOR <Hong Kong spec.> - - SYMPTOM PROCEDURES - KEYLESS ENTRY SYSTEM - INSPECTION PROCEDURE E-2: Keyless entry hazard warning lamp answerback function or the room lamp answerback function does not work normally. | PRINT PAGE / INDEX / PRIOR / NEXT

INSPECTION PROCEDURE E-2: Keyless entry hazard warning lamp answerback function or the room lamp answerback function does not work normally.
| CAUTION Whenever the ECU is replaced, ensure that the input and output signal circuits are normal.
| COMMENTS ON TROUBLE SYMPTOM If the hazard warning lamp and the room lamp work normally, the ETACS-ECU may be defective. Alternatively, it is possible that "KEYLESS (HAZD)" was set to "W/O FUNCTION" by using the adjustment function.
| POSSIBLE CAUSES Defective turn-signal lamp Malfunction of the room lamp Malfunction of the ETACS-ECU Damaged harness wires and connectors
| DIAGNOSIS PROCEDURE
| Step 1. Check the adjustment function. Check that "KEYLESS (HAZD)" is set to "LOCK/UNLOCK", "LOCKED" or "UNLOCKED" by using the adjustment function. Q: Is the check result normal? YES: Go to Step 2. NO: Set "KEYLESS (HAZD)" to "LOCK/UNLOCK", "LOCKED" or "UNLOCKED" by using the adjustment function.(Refer to .)
| Step 2. Check the operation of the hazard warning lamp. Check that the hazard warning lamps illuminate normally. Q: Is the check result normal? YES: Go to Step 3. NO: Refer to inspection procedure L-2 "The hazard warning lamps do not illuminate ".
| Step 3. Check the operation of the room lamps. Check that the room lamps illuminate normally. Q: Is the check result normal? YES: Go to Step 4. NO: Refer to inspection procedure N-1 "The front and rear room lamp does not illuminate or extinguish not mally ."
| Step 4. 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 5. NO: Refer to Inspection Procedure A-3 "Communication with the ETACS-ECU is not possible ."
| Step 5. Retest the system. Check that the keyless entry hazard warning lamp answerback function or the room lamp answerback function work 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 - KEYLESS ENTRY SYSTEM - INSPECTION PROCEDURE E-2: Keyless entry hazard warning lamp answerback function or the room lamp answerback function does not work normally. | PRINT PAGE / INDEX / PRIOR / NEXT

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