Vehicle Exterior. Yaris. Ncp93, 131
Lighting (Ext). Yaris. Ncp93, 131
Lighting System (For Sedan) -- Problem Symptoms Table |
- HINT:
- Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
| Symptom | Suspected Area | See page |
| LO-beam headlight does not illuminate | Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html |
| DRL relay circuit*1 | YARIS_NCP93 RM000001PR600AX.html | |
| Harness or connector | - | |
| HI-beam headlight does not illuminate | Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html |
| Harness or connector | - | |
| LH side headlight does not illuminate | H-LP LH/H-LP LO LH fuse | - |
| Bulb | - | |
| Harness or connector | - | |
| RH side headlight does not illuminate | H-LP RH/H-LP LO RH fuse | - |
| Bulb | - | |
| Harness or connector | - | |
| "High Flash" headlight does not illuminate (Passing function) | Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html |
| Harness or connector | - | |
| LO-beam headlights or HI-beam headlights do not go off | Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html |
| Harness or connector | - |
| Symptom | Suspected Area | See page |
| One side fog light does not illuminate | Bulb | - |
| Harness or connector | - | |
| Both left and right fog lights does not illuminate (Taillight is normal) | FR FOG fuse | - |
| Fog light relay | YARIS_NCP93 RM000001JBV00ZX.html | |
| Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html | |
| Harness or connector | - |
| Symptom | Suspected Area | See page |
| Clearance light does not illuminate | Bulb | - |
| Harness or connector | - | |
| Rear taillight does not illuminate | Bulb | - |
| Harness or connector | - | |
| License plate light does not illuminate | Bulb | - |
| Harness or connector | - | |
| All of lights do not illuminate | TAIL fuse | - |
| T-LP relay | - | |
| Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html | |
| Main body ECU | YARIS_NCP93 RM000001D9B00SX.html |
| Symptom | Suspected Area | See page |
| One side stop light does not illuminate | Bulb | - |
| Harness or connector | - | |
| High mounted stop light assembly | High mounted stop light assembly*1 | YARIS_NCP93 RM000001DK001JX.html |
| High mounted stop light assembly*2 | YARIS_NCP93 RM000001DK001IX.html | |
| Harness or connector | - | |
| All of stop lights do not illuminate | STOP fuse | - |
| Stop light switch assembly | YARIS_NCP93 RM000001DKR01YX.html | |
| Harness or connector | - |
- *1: w/o Rear Spoiler
- *2: w/ Rear Spoiler
| Symptom | Suspected Area | See page |
| Hazard warning lights do not operate (Turn signal light are normal) | HAZ fuse | - |
| Hazard warning signal switch assembly | YARIS_NCP93 RM000001DKJ01RX.html | |
| Turn signal flasher assembly | YARIS_NCP93 RM000001DL601HX.html | |
| Main body ECU | YARIS_NCP93 RM000001D9B00SX.html | |
| Harness or connector | - | |
| Turn signal lights do not operate (Hazard warning lights are normal) | GAUGE fuse | - |
| Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html | |
| Turn signal flasher assembly | YARIS_NCP93 RM000001DL601HX.html | |
| Main body ECU | YARIS_NCP93 RM000001D9B00SX.html | |
| Harness or connector | - | |
| Hazard warning lights and turn signal lights do not operate | HAZ, GAUGE fuse | - |
| Turn signal flasher assembly | YARIS_NCP93 RM000001DL601HX.html | |
| Main body ECU | YARIS_NCP93 RM000001D9B00SX.html | |
| Harness or connector | - | |
| Turn signal lights do not operate in one direction | Headlight dimmer switch assembly | YARIS_NCP93 RM000001DKF01KX.html |
| Turn signal flasher assembly | YARIS_NCP93 RM000001DL601HX.html | |
| Harness or connector | - | |
| Only one bulb does not operate | Bulb (Front or rear turn signal light) | - |
| Side turn signal light assembly | - | |
| Harness or connector | - |
| Symptom | Suspected Area | See page |
| Back-up light does not illuminate | GAUGE fuse | - |
| Bulb | - | |
| Back-up light switch assembly*1 | YARIS_NCP93 RM0000017MP031X.html | |
| Park/neutral position switch assembly*2 | YARIS_NCP93 RM00000191B02TX.html | |
| Harness or connector | - |
- *1: for Manual Transaxle
- *2: for Automatic Transaxle