| Symptom | Suspected Area | See page |
|---|---|---|
| Cannot enter EV drive mode | CAN communication system (w/ Toyota Safety Sense)*1 | |
| CAN communication system (w/o Toyota Safety Sense)*2 | ||
| Combination meter assembly | ||
| EV drive mode switch (pattern select switch assembly) | ||
| Pattern select switch EV mode circuit | ||
| EV mode indicator light does not illuminate | Combination meter assembly | |
| EV drive mode switch (pattern select switch assembly) | ||
| Pattern select switch EV mode circuit | ||
| EV mode indicator light does not turn off | Combination meter assembly | |
| EV drive mode switch (pattern select switch assembly) | ||
| Pattern select switch EV mode circuit | ||
| Cannot enter ECO drive mode | CAN communication system (w/ Toyota Safety Sense) | |
| CAN communication system (w/o Toyota Safety Sense) | ||
| Combination meter assembly | ||
| ECO mode switch (eco switch assembly) | ||
| Pattern select switch ECO mode circuit | ||
| ECO mode indicator light does not illuminate | Combination meter assembly | |
| ECO mode switch (eco switch assembly) | ||
| Pattern select switch ECO mode circuit | ||
| ECO mode indicator light does not turn off | Combination meter assembly | |
| ECO mode switch (eco switch assembly) | ||
| Pattern select switch ECO mode circuit | ||
| Hesitation and/or poor acceleration | Brake override system | |
| Loud rattle from hybrid vehicle transaxle | Loud Rattle from Hybrid Vehicle Transmission | |
| Transmission input damper assembly | ||
| Hybrid vehicle transaxle assembly | ||
| Power switch does not turn ON (READY).*3 | Entry and Start system (for start function)*5 | |
| Push-button start system*6 | ||
| ECU power source circuit | ||
| Hybrid vehicle control ECU | ||
| ECM | ||
| Ignition switch does not turn ON (READY).*4 | Ignition or starter switch assembly | |
| IG2 relay | ||
| Harness or connector | - | |
| ECU power source circuit | ||
| Hybrid vehicle control ECU | ||
| ECM |
*1: w/ Toyota Safety Sense
*2: w/o Toyota Safety Sense
*3: w/ Power Switch
*4: w/o Power Switch
*5: w/ Entry Function
*6: w/o Entry Function