Problem Symptoms Table
WARNING: This page is about a different car, the 2006 Toyota Matrix. However, it is still accessible from the selected car via links, so may be relevant.
Use the table below to help determine the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.
HEADLIGHT AND TAIL LIGHT
HEADLIGHT AND TAIL LIGHT PROBLEM SYMPTOMS
| Symptom | Suspected area | See example |
|---|---|---|
| Low beam does not come on (One side). | 1. Bulb | - |
| 2. HEAD RH LWR fuse or HEAD LH LWR fuse | - | |
| 3. Wire harness | - | |
| Low beam does not come on (All). | 1. HEAD Relay | HEADLIGHT RELAY |
| 2. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY | |
| 3. Daytime running light relay | DAYTIME RUNNING LIGHT RELAY | |
| 4. Wire harness | - | |
| High beam does not come on (One side). | 1. Bulb | - |
| 2. HEAD RH UPR fuse or HEAD LH UPR fuse | - | |
| 3. Wire harness | - | |
| High beam does not come on (All). | 1. DIMMER relay | HEADLIGHT DIMMER RELAY |
| 2. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY | |
| 3. Daytime running light relay | DAYTIME RUNNING LIGHT RELAY | |
| 4. Wire harness | - | |
| "Flash" does not operate (All). | 1. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY |
| 2. Daytime running light relay | DAYTIME RUNNING LIGHT RELAY | |
| 3. Wire harness | - | |
| Headlight is dark. | 1. Bulb | - |
| 2. Wire harness | - | |
| Only one tail light comes on. | 1. Bulb | - |
| 2. Wire harness | - | |
| Both tail lights do not come on (Headlights are normal). | 1. TAIL fuse | - |
| 2. TAIL relay (USA only) | TAILLIGHT RELAY | |
| 3. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY | |
| 4. Daytime running light relay (USA only) | DAYTIME RUNNING LIGHT RELAY | |
| 5. Wire harness | - | |
| Both tail lights do not come on (Headlights do not come on). | 1. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY |
| 2. Wire harness | - | |
| Headlight does not come on with engine running, parking brake released, and light control switch off. | 1. HEAD relay | HEADLIGHT RELAY |
| 2. Generator | - | |
| 3. Parking brake switch | - | |
| 4. Daytime running light relay | DAYTIME RUNNING LIGHT RELAY | |
| 5. Wire harness | - |
FRONT FOG LIGHT SYSTEM
FRONT FOG LIGHT SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected area | See example |
|---|---|---|
| Front fog lights do not come on with light control switch in the HEAD position (Headlights are normal). | 1. FOG fuse | - |
| 2. FOG relay | FOG LIGHT RELAY | |
| 3. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY | |
| 4. Wire harness | - | |
| Only one front fog light does not come on. | 1. Bulb | - |
| 2. Wire harness | - |
TURN SIGNAL AND HAZARD WARNING SYSTEM
TURN SIGNAL AND HAZARD WARNING SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected area | See example |
|---|---|---|
| "Hazard" and "Turn" do not come on. | 1. HAZARD fuse | - |
| 2. Turn signal flasher relay | TURN SIGNAL FLASHER ASSEMBLY | |
| 3. Wire harness | - | |
| Hazard warning light does not come on. (Turn is normal) | 1. Hazard warning signal switch assembly | HAZARD WARNING SWITCH |
| 2. Wire harness | - | |
| Turn signal does not come on. (Hazard is normal) | 1. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY |
| 2. Wire harness | - | |
| Turn signal does not come on in one direction. | 1. Headlight dimmer switch assembly | HEADLIGHT DIMMER RELAY |
| 2. Wire harness | - | |
| Only one bulb does not come on. | 1. Bulb | - |
| 2. Wire harness | - |
STOP LIGHT SYSTEM
STOP LIGHT SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected area | See example |
|---|---|---|
| Both stop lights do not come on. | 1. STOP fuse | - |
| 2. Stop light switch assembly | STOP LIGHT SWITCH | |
| 3. Wire harness | - | |
| Stop light always remains ON. | 1. Stop light switch assembly | STOP LIGHT SWITCH |
| 2. Wire harness | - | |
| Stop light does not come on (One side). | 1. Bulb | - |
| 2. Wire harness | - |
BACK UP LIGHT SYSTEM
BACK UP LIGHT SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected area | See example |
|---|---|---|
| Both back up lights do not come on. | 1. GAUGE fuse | - |
| 2. Back up light switch (M/T) | BACK-UP LIGHT SWITCH | |
| 3. Park/Neutral Position switch (A/T) | - | |
| 4. Wire harness | - | |
| Both back up lights always remain ON. | 1. Back up light switch (M/T) | BACK-UP LIGHT SWITCH |
| 2. Park/Neutral Position switch (A/T) | - | |
| 3. Wire harness | - | |
| Back up light does not come on (One side). | 1. Bulb | - |
| 2. Wire harness | - |
INTERIOR LIGHT SYSTEM
INTERIOR LIGHT SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected area |
|---|---|
| Room light assembly No. 1 and No. 2 do not come on. | 1. Bulb |
| 2. Wire harness | |
| 3. Integration relay |