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SYMPTOM PROCEDURES SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR 54B-181 Step 3. Pulse check OK: The MUT-III sounds or the voltmeter Q: Are the check result normal? All the signals are received normally. : Go to Step The key reminder switch signal is not received. : Refer to inspection procedure Q-11 "The All the door switch signals are not received. : Refer to inspection procedure Q-14 "All the The keyless entry transmitter switch signal is not Refer to inspection procedure Q-23 "Each switch signal of the keyless entry Step 4. Retest the system. 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. Inspection Procedure E-2: Keyless entry hazard lamp answerback function or the room lamp CAUTION Whenever the ECU is replaced, ensure that the COMMENTS ON TROUBLE SYMPTOM If the hazard warning lamp and the room lamp work 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 operation of the hazard Q: Is the check result normal? YES : Go to Step 2. NO : Refer to inspection procedure N-2 "The Step 2. Check the operation of the room lamps. Q: Is the check result normal? System switch Check condition Key reminder switch When the inserted Driver's door switch Driver's door is opened Passenger’s door switch Passenger's door is opened while all the Rear door (RH) switch Rear door (RH) is Rear door (LH) switch Rear door (LH) door is Tailgate switch TAilgate is opened while Keyless entry transmitter When the switch is |