Simplifies Wiring System (SWS)
- General Description
- SWS Diagnosis
- Introduction To SWS Diagnosis
- SWS Diagnostic Troubleshooting Strategy
- SWS Trouble Code Diagnosis
- Diagnostic Trouble Code Chart
- Symptom Chart
- Input Signal Chart
- Diagnostic Trouble Code Procedures
- Symptom Procedures
- INSPECTION PROCEDURE A-1: Scan tool MB991502 communication is not possible
- INSPECTION PROCEDURE B-1: Tone Alarm: Ignition key reminder tone alarm function does not work normally
- INSPECTION PROCEDURE B-2: Tone Alarm: Light reminder tone alarm function does not work normally.
- INSPECTION PROCEDURE B-3: Tone alarm: Door ajar tone alarm function does not work normally
- INSPECTION PROCEDURE B-4: Tone alarm: Low washer fluid level tone alarm function does not work normally
- INSPECTION PROCEDURE B-5: Tone alarm: Seat belt tone alarm function does not work normally
- INSPECTION PROCEDURE B-6: Tone alarm: Low fuel level tone alarm function does not work normally
- INSPECTION PROCEDURE C-1: Central Door Locking System: Central door locking system does not operate
- INSPECTION PROCEDURE C-2: Central Door Locking System: Some doors do not lock or unlock
- INSPECTION PROCEDURE C-3: Central Door Locking System: All the doors do not lock or unlock with just the door lock switch operation
- INSPECTION PROCEDURE C-4: Central Door Locking System: All the doors do not lock or unlock with just the door lock key cylinder key operation
- INSPECTION PROCEDURE C-5: Central Door Locking System: All the doors do not lock with just the driver's inside lock knob lock operation
- INSPECTION PROCEDURE C-6: Central Door Locking System: Forgotten key prevention function does not operate
- INSPECTION PROCEDURE C-7: Central Door Locking System: Rolling lock function does not operate
- INSPECTION PROCEDURE D-1: Power Window Relay; Power windows do not work at all
- INSPECTION PROCEDURE D-2: Power Window Relay: Power window timer function does not work normally
- INSPECTION PROCEDURE D-3: Power Window Relay: Only driver's power window does not work by operating power window main switch
- INSPECTION PROCEDURE D-4: Power Window Relay: Power windows do not work normally by operating the passenger's power window sub switch
- INSPECTION PROCEDURE D-5: Power Window Relay: Passenger's window do not work normally by operating the power window main switch
- INSPECTION PROCEDURE E-1: Keyless Entry System: Keyless entry system does not operate
- INSPECTION PROCEDURE E-2: Keyless Entry System: The interior lights, the hazard warning lights and the horn do not operate through the answerback function
- INSPECTION PROCEDURE E-3: Keyless Entry System: Trunk lid opener function does not work
- INSPECTION PROCEDURE E-4: Keyless Entry System: Encrypted code cannot be registered
- INSPECTION PROCEDURE F-1: Sunroof: Sunroof does not operate
- INSPECTION PROCEDURE F-2: Sunroof: Any of the sunroof switch positions is defective
- INSPECTION PROCEDURE F-3: Sunroof: Sunroof timer function does not work normally
- INSPECTION PROCEDURE F-4: Sunroof: Safety mechanism does not function
- INSPECTION PROCEDURE G-1: Windshield Wiper and Washer: Windshield wiper does not operate
- INSPECTION PROCEDURE G-2: Windshield Wiper and Washer: Any of the windshield wiper switch positions is defective
- INSPECTION PROCEDURE G-3: Windshield Wiper and Washer: Windshield wiper does not stop at the predetermined park position
- INSPECTION PROCEDURE G-4: Windshield Wiper and Washer: Windshield intermittent wiper interval cannot be adjusted
- INSPECTION PROCEDURE G-5: Windshield Wiper and Washer: Windshield washer does not work
- INSPECTION PROCEDURE G-6: Windshield Wiper and Washer: Low washer fluid level warning light does not work normally
- INSPECTION PROCEDURE G-7: Windshield Wiper and Washer: The windshield wiper switch does not operate at all when its switch is at "INT" and "MIST" position and windshield washer switch is in the "ON" position. The windshield wiper switch operates in low Speed at "LO" and "HI"
- INSPECTION PROCEDURE H-1: Seat belt warning light: Seat belt warning light does not work normally
- INSPECTION PROCEDURE I-1: Door ajar warning light: door ajar warning light does not work normally
- INSPECTION PROCEDURE J-1: Headlight, Taillight: Taillights do not illuminate
- INSPECTION PROCEDURE J-2: Headlight, Taillight: Headlights (low-beam) do not illuminate
- INSPECTION PROCEDURE J-3: Headlight, Taillight: Headlights (high-beam) do not illuminate
- INSPECTION PROCEDURE J-4: Headlight, Taillight: Headlights do not illuminate when the passing switch is operated
- INSPECTION PROCEDURE J-5: Headlight, Taillight: Headlight automatic shutdown function does not work normally
- INSPECTION PROCEDURE J-6: Headlight, taillight: Headlight dimmer switch automatic resetting function does not work normally
- INSPECTION PROCEDURE J-7: Headlight, taillight: High-beam indicator light does not illuminate.
- INSPECTION PROCEDURE J-8: Headlight, tail light: headlights do not illuminate when the lighting switch is at 'tail' and 'passing' position, but illuminate at low-beam when the switch is at 'head' position. at this position, the headlights cannot be changed by operating the dimmer switch
- INSPECTION PROCEDURE K-1: Flasher timer: Turn-signal lights does not flash when the turn-signal light switch is turned on
- INSPECTION PROCEDURE K-2: Flasher Timer: Hazard warning lights does not flash when the hazard warning light switch is turned on
- INSPECTION PROCEDURE L-1: Fog Light: Fog lights do not illuminate when the fog light switch is turned on
- INSPECTION PROCEDURE L-2: Fog light: Fog lights do not go out when the headlights (low-beam) are turned off while the fog lights are on
- INSPECTION PROCEDURE M-1: Interior light: Interior light does not work normally
- INSPECTION PROCEDURE M-2: Interior light: Interior light dimming function does not work normally
- INSPECTION PROCEDURE M-3: Interior light: Interior light automatic shutoff function does not work normally
- INSPECTION PROCEDURE N-1: Theft-alarm system: Theft-alarm system is not armed (security indicator light does not illuminate)
- INSPECTION PROCEDURE N-2: Theft-alarm system: Horn does not sound when the theft-alarm is triggered
- INSPECTION PROCEDURE N-3: Theft-alarm system: Headlights (high-beam) do not flash when the theft-alarm system is triggered
- INSPECTION PROCEDURE N-4: Theft-alarm system: Panic alarm function does not work
- INSPECTION PROCEDURE O-1: The ignition switch (ACC) signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-2: The ignition switch (IG1) signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-3: The key reminder switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-4: The hazard warning light switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-5: The fog light switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-6: The washer fluid level switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-7: The driver's seat belt switch is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-8: The driver's or passenger's door switches signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-9: The driver's or passenger's door lock key cylinder switch is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-10: The driver's or passenger's door lock actuator switch is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-11: The door lock switch (incorporated in power window main switch and power window sub switch) signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE 0-12: The trunk lid latch switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE 0-13: The speed sensor signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE 0-14: Column switch: The taillight switch, headlight switch, passing light switch, dimmer switch or turn-signal light switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE 0-15: Column switch: The windshield mist wiper switch, windshield intermittent wiper switch, windshield low-speed wiper switch, windshield high-speed wiper switch or windshield washer switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE 0-16: The windshield intermittent wiper interval adjusting knob signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE 0-17: Transmitter: The lock, unlock, trunk or panic switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-18: Sunroof switch: The open or close switch signal is not sent to the ETACS-ECU
- INSPECTION PROCEDURE O-19: ETACS-ECU does not receive a interior light loaded signal
- INSPECTION PROCEDURE P-1: Check the circuit (power supply line) from the battery to the ETACS-ECU
- Check At Ecu Terminal
- Special Tools