Problem Symptoms Table
HINT:
- Inspect the related "Fuse" and "Relay" before confirming the suspected area as shown in the charts below.
- The upper panel (instrument panel) must be removed to inspect the meter connector. The Prius has a sub wire harness connector installed in a different position from the meter connector to shorten labor time. Work on the combination meter can also be done through this sub wire harness connector (see TERMINALS OF ECU ).
MALFUNCTION SYSTEM:
MALFUNCTION SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected Area |
|---|---|
| Entire combination meter does not operate. | Refer to troubleshooting |
| Malfunction in ODO/TRIP | Refer to troubleshooting |
| Operating light control rheostat does not change light brightness. | Refer to troubleshooting |
METER GAUGES:
METER GAUGES PROBLEM SYMPTOMS
| Symptom | Suspected Area |
|---|---|
| Malfunction in speedometer | Refer to troubleshooting |
| Malfunction in fuel receiver gauge | Refer to troubleshooting |
WARNING LIGHTS:
PROBLEM SYMPTOMS TABLE - WARNING LIGHTS
| Symptom | Suspected Area |
|---|---|
| Check Engine warning light does not come on. |
|
| Brake Control warning light does not come on. |
|
| ABS warning light does not come on. |
|
| SRS warning light does not come on. |
|
| Open door warning light does not come on. |
|
| VSC warning light does not come on. |
|
| Seat belt warning lamp for driver's seat does not operate |
|
| Seat belt warning lamp for passenger's seat does not operate |
|
INDICATOR LIGHTS:
PROBLEM SYMPTOMS TABLE - INDICATOR LIGHTS
| Symptom | Suspected Area |
|---|---|
| Turn indicator light does not come on. |
|
| High beam indicator light does not come on. |
|
| A/C AUTO indicator light does not come on. |
|
| Rr DEF indicator light does not come on. |
|
| Fr DEF indicator light does not come on. |
|
| RECIRCULATE indicator light does not come on. |
|
| LOW AMBIENT TEMP, indicator light does not come on. |
|
| HEAD indicator light does not come on. |
|
| SMART indicator light does not come on. |
|
| SECURITY indicator light does not come on. |
|
| SLIP indicator light does not come on. |
|
| CRUISE indicator light does not come on. |
|
| All buzzers (key reminder, tail cancel, seat belt) do not operate. |
|
DISPLAY WARNING:
PROBLEM SYMPTOMS TABLE - DISPLAY WARNING
| Symptom | Suspected Area |
|---|---|
| Malfunction in HV system, Low battery (Main), Charge, and Shift reject. |
|
| Malfunction in Hi water temperature. |
|
| Malfunction in Transmission control system. |
|
| Malfunction in Engine oil pressure. |
|
| Malfunction in EPS system. |
|
| Malfunction in Headlight leveling control. |
|
BUZZER:
PROBLEM SYMPTOMS TABLE - BUZZER
| Symptom | Suspect Area |
|---|---|
| Key reminder warning buzzer does not sound. |
|
| Light reminder warning buzzer does not sound. |
|
| Seat belt warning buzzer does not sound. |
|
| Headlight automatic leveling warning buzzer does not sound. |
|
| Warning buzzer does not sound (READY, A/T R, N/D warning, HV system, Main battery, Charge, Shift reject). |
|
| Warning buzzer does not sound (Hi water temperature, Oil pressure). |
|
| Warning buzzer does not sound (Smart key system). |
|
| Steering lock warning buzzer does not sound. |
|
HINT:
Refer to On-vehicle inspection in combination meter (see ON-VEHICLE INSPECTION ).