PROBLEM SYMPTOMS TABLE
Troubleshooting
When the malfunction is not confirmed in the diagnostic trouble code check and the problem still can not be confirmed in the basic inspection, use this table and troubleshoot according to the priority order given below.
| Symptom |
Suspected area |
See page |
| Engine does not crank (Does not start) |
1. Immobilizer system |
Click here
|
| 2. Generator |
- |
|
| 3. Hybrid system |
Click here
|
|
| 4. Park/neutral position switch |
- |
|
| No initial combustion (Does not start) |
1. ECM (Included in HV Control ECU) power source circuit |
Click here
|
| 2. Fuel pump control circuit |
Click here
|
|
| 3. ECM (Included in HV Control ECU) |
- |
|
| Engine cranks normally but difficult to start |
1. Fuel pump control circuit |
Click here
|
| 2. Compression |
Click here
|
|
| Difficult to start with cold engine |
1. Ignition system |
Click here
|
| 2. Spark plug |
Click here
|
|
| 3. Fuel pump control circuit |
Click here
|
|
| 4. Injector |
Click here
|
|
| Difficult to start with warm engine |
1. Injector |
Click here
|
| 2. Ignition system |
Click here
|
|
| 3. Spark plug |
Click here
|
|
| 4. Fuel pump control circuit |
Click here
|
|
| High engine idle speed (Poor idling) |
1. ECM (Included in HV Control ECU) power source circuit |
Click here
|
| 2. Electronic throttle control system |
Click here
|
|
| 3. Air induction system |
- |
|
| 4. PCV hose |
- |
|
| Low engine idle speed (Poor idling) |
1. Fuel pump control circuit |
Click here
|
| 2. Electronic throttle control system |
Click here
|
|
| 3. Air induction system |
- |
|
| 4. PCV hose |
- |
|
| Rough idling (Poor idling) |
1. Compression |
Click here
|
| 2. Fuel pump control circuit |
Click here
|
|
| 3. Electronic throttle control system |
Click here
|
|
| 4. Air induction system |
- |
|
| 5. PCV hose |
- |
|
| Hunting (Poor idling) |
1. ECM (Included in HV Control ECU) power source circuit |
Click here
|
| 2. Fuel pump control circuit |
Click here
|
|
| 3. Spark plug |
Click here
|
|
| 4. Ignition system |
Click here
|
|
| 5. Injector |
Click here
|
|
| 6. Electronic throttle control system |
Click here
|
|
| 7. Air induction system |
- |
|
| 8. PCV hose |
- |
|
| Hesitation/Poor acceleration (Poor driveability) |
1. Fuel pump control circuit |
Click here
|
| 2. Spark plug |
Click here
|
|
| 3. Ignition system |
Click here
|
|
| 4. Injector |
Click here
|
|
| Surging (Poor driveability) |
1. Spark plug |
Click here
|
| 2. Fuel pump control circuit |
Click here
|
|
| 3. Ignition system |
Click here
|
|
| 4. Injector |
Click here
|
|
| Engine stalls soon after starting |
1. Fuel pump control circuit |
Click here
|
| 2. Spark plug |
Click here
|
|
| 3. Ignition system |
Click here
|
|
| 4. Injector |
Click here
|
|
| Unable/Difficult refuel |
Refueling valve (Canister) |
- |