Problem Symptoms Tables
IGNITION SWITCH AND KEY UNLOCK WARNING SWITCH
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| Ignition Switch Is Not Set To Each Position. | ||
| Ignition Switch. | INSPECTION . | |
| "Key Unlock Warning System" Does Not Operate. | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS . | |
| GAUGE Fuse | IGNITION SWITCH POWER SOURCE CIRCUIT . | |
| Key Unlock Warning Switch Circuit | KEY UNLOCK WARNING SWITCH CIRCUIT | |
| Key Unlock Warning Switch | INSPECTION . | |
| Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT . | |
| Door Courtesy Switch | INSPECTION . | |
| Combination Meter | INSPECTION . | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS . | |
HEADLIGHT AND TAILLIGHT SYSTEM
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| Headlight Does Not Light (Taillight Is Normal) | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| HEAD Fuse (LH, RH) | IDENTIFICATION | |
| Headlight Relay Circuit | HEADLIGHT RELAY CIRCUIT | |
| Headlight Dimmer Switch | INSPECTION | |
| Light Control Switch Circuit | LIGHT CONTROL SWITCH CIRCUIT | |
| Light Control Switch | INSPECTION | |
| Headlight Bulb | ..... | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Headlight Does Not Light (Taillight Does Not Light) | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Light Control Switch Circuit | LIGHT CONTROL SWITCH CIRCUIT | |
| Light Control Switch | INSPECTION | |
| Headlight Bulb | ..... | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Only One Side Headlight Does Not Light | ||
| HEAD Fuse (LH,RH) | IDENTIFICATION | |
| Headlight Bulb | ..... | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Lo-Beam" Does Not Light Up (ALL) | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Headlight Dimmer Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Lo-Beam" Does Not Light (ONE SIDE) | ||
| HEAD LH Fuse | IDENTIFICATION | |
| HEAD RH Fuse | IDENTIFICATION | |
| Headlight Bulb | ..... | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Hi-Beam" Does Not Light (ALL) | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Headlight Dimmer Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Hi-Beam" Does Not Light Up (ONE SIDE) | ||
| HEAD LH Fuse | IDENTIFICATION | |
| HEAD RH Fuse | IDENTIFICATION | |
| Headlight Bulb | ..... | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Flash" Does Not Light | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Headlight Dimmer Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Light-On Warning System" Does Not Operate | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| GAUGE Fuse | IGNITION SWITCH POWER SOURCE CIRCUIT | |
| Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT | |
| Door Courtesy Switch (Driver's) | INSPECTION | |
| Combination Meter | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Headlight Does Not Light With Light Control SW In HEAD | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Light Control Switch Circuit | LIGHT CONTROL SWITCH CIRCUIT | |
| Light Control Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Headlight Does Not Go Off With Light Control SW In OFF | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Light Control Switch Circuit | LIGHT CONTROL SWITCH CIRCUIT | |
| Light Control Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Taillight Does Not Light With Light Control SW In TAIL | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Taillight Control Relay Circuit | TAILLIGHT RELAY CIRCUIT | |
| Taillight Control Relay | INSPECTION | |
| Light Control Switch Circuit | LIGHT CONTROL SWITCH CIRCUIT | |
| Light Control Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Taillight Does Not Go Off With Light Control SW In OFF | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Taillight Control Relay Circuit | TAILLIGHT RELAY CIRCUIT | |
| Taillight Control Relay | INSPECTION | |
| Light Control Switch Circuit | LIGHT CONTROL SWITCH CIRCUIT | |
| Light Control Circuit | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
INTERIOR LIGHT SYSTEM
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| Only One Light Does Not Light | ||
| Bulb | ..... | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Interior Light Does Not Light (All) | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| DOME Fuse | IDENTIFICATION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Interior Light Does Not Light (Interior Light Only) | ||
| Bulb | ..... | |
| Interior Light Assembly | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Illuminated Entry System" Does Not Operate | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Illumination Circuit | ILLUMINATION CIRCUIT | |
| Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT | |
| Door Unlock Detection Switch Circuit | DOOR UNLOCK DETECTION SWITCH CIRCUIT | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Front Personal Light Does Not Light | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Bulb | ..... | |
| Front Personal Light | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
WARNING LIGHTS: COMBINATION METER
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| Seat Belt Warning Light Does Not Light | ||
| Body ECU | LOCATION | |
| LED | ..... | |
| Buckle Switch Circuit | INSPECTION | |
| Meter Circuit Plate | CIRCUIT | |
| Wire Harness | LOCATION | |
| Door Open Warning Light Does Not Light | ||
| Body ECU | LOCATION | |
| LED | ..... | |
| DOME Fuse | IDENTIFICATION | |
| Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT | |
| Door Courtesy Switch | INSPECTION | |
| Meter Circuit | HOW TO PROCEED WITH TROUBLESHOOTING | |
| Wire Harness | LOCATION | |
POWER WINDOW CONTROL SYSTEM
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| Power Window Does Not Operate | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| POWER Fuse | IDENTIFICATION | |
| Ignition Switch | INSPECTION | |
| Power Window Control Switch | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "One Touch Power Window System" Does Not Operate | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Power Window Control Switch | INSPECTION | |
| Only One Window Glass Does Not Move | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Power Window Control Switch | INSPECTION | |
| Power Window Motor | INSPECTION | |
| Wire Harness | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| "Window Lock System" Does Not Operate | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Power Window Control Switch | INSPECTION | |
| Illumination Does Not Light | ||
| Body ECU | HOW TO TROUBLESHOOT ECU CONTROLLED SYSTEMS | |
| Power Window Control Switch | INSPECTION | |
POWER DOOR LOCK CONTROL SYSTEM
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| "Door Lock Control System" Does Not Operate (ALL) | ||
| Body ECU | LOCATION | |
| GAUGE Fuse | IGNITION SWITCH POWER SOURCE CIRCUIT | |
| Wire Harness | LOCATION | |
| Other Parts | ..... | |
| Malfunction In Door Lock/Unlock (Using Door Manual Switch) | ||
| Body ECU | LOCATION | |
| Door Lock Control Switch Circuit | DOOR LOCK CONTROL SWITCH CIRCUIT | |
| Door Lock Control Switch | INSPECTION | |
| Wire Harness | LOCATION | |
| Other Parts | ..... | |
| Malfunction In Door Lock/Unlock (Using Door Manual Switch And Key) | ||
| Body ECU | LOCATION | |
| Wire Harness | LOCATION | |
| Other Parts | ..... | |
| Malfunction In Door Lock/Unlock (Using Key) | ||
| Body ECU | LOCATION | |
| Door Unlock Detection Switch Circuit | DOOR UNLOCK DETECTION SWITCH CIRCUIT | |
| Door Unlock Detection Switch | INSPECTION | |
| Wire Harness | LOCATION | |
| Other Parts | ..... | |
| Fault In 2-Operation Unlock Function Of Driver's Side Door Key Lock And Unlock Switch | ||
| Body ECU | LOCATION | |
| Door Unlock Detection Switch Circuit | DOOR UNLOCK DETECTION SWITCH CIRCUIT | |
| Door Unlock Detection Switch | INSPECTION | |
| Wire Harness | LOCATION | |
| Other Parts | ..... | |
| Fault In Key Confine Prevention Operation | ||
| Body ECU | LOCATION | |
| Door Unlock Detection Switch Circuit | DOOR UNLOCK DETECTION SWITCH CIRCUIT | |
| Door Unlock Detection Switch | INSPECTION | |
| Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT | |
| Door Courtesy Switch | INSPECTION | |
| Door Lock Control Switch Circuit | DOOR LOCK CONTROL SWITCH CIRCUIT | |
| Door Lock Control Switch | INSPECTION | |
| Wire Harness | LOCATION | |
| Other Parts | ..... | |
| Only One Door Lock Does Not Operate | ||
| Body ECU | LOCATION | |
| Door Lock Motor Circuit | DOOR LOCK MOTOR CIRCUIT | |
| Door Lock Motor | INSPECTION | |
| Wire Harness | LOCATION | |
OTHERS
| Symptom/Suspected Area | Refer To | |
|---|---|---|
| Body ECU Does Not Operate | ||
| Body ECU | INSPECTION | |
| Power Source Circuit | CIRCUIT INSPECTION | |
| The Flashing Frequency Is Abnormal | ||
| Body ECU | INSPECTION | |
| Bulb | ..... | |
| Turn Signal Flasher Relay | INSPECTION | |
| Wire Harness | INSPECTION | |