| Engine does not crank (does not start) |
1. Immobilizer system |
| 2. Starter |
| 3. STARTER Relay |
| 4. Starter signal circuit |
| No initial combustion (does not start) |
1. ECM power source circuit |
| 2. Ignition system |
| 3. Fuel pump control circuit |
| 4. Injector |
| 5. Crank angle sensor |
| 6. ECM |
| Difficult to start (engine cranks normally) |
1. Electronic Throttle Control System (ETCS) |
| 2. Fuel pump control circuit |
| 3. Ignition system |
| 4. Spark plug |
| 5. Compression |
| 6. Injector |
| 7. Crank angle sensor |
| Difficult to start with cold engine |
1. Starter signal circuit |
| 2. Electronic Throttle Control System (ETCS) |
| 3. Fuel pump control circuit |
| 4. Spark plug |
| 5. Ignition system |
| 6. Injector |
| 7. Engine coolant temperature sensor |
| Difficult to start with hot engine |
1. Starter signal circuit |
| 2. Electronic Throttle Control System (ETCS) |
| 3. Fuel pump control circuit |
| 4. Spark plug |
| 5. Ignition system |
| 6. Injector |
| 7. Engine coolant temperature sensor |
| High engine idle speed (poor idling) |
1. Electronic Throttle Control System (ETCS) |
| 2. ECM power source circuit |
| 3. A/C signal circuit (Compressor circuit) |
| 4. Acoustic Control Induction System (ACIS) |
| 5. PCV hose |
| 6. ECM |
| Low engine idle speed (poor idling) |
1. Electronic Throttle Control System (ETCS) |
| 2. ECM power source circuit |
| 3. A/C signal circuit (Compressor circuit) |
| 4. Acoustic Control Induction System (ACIS) |
| 5. PCV hose |
| 6. Injector |
| 7. ECM |
| Rough idling (poor idling) |
1. Electronic Throttle Control System (ETCS) |
| 2. Injector |
| 3. Ignition system |
| 4. Compression |
| 5. Fuel pump control circuit |
| 6. Spark plug |
| 7. Acoustic Control Induction System (ACIS) |
| 8. PCV hose |
| Hunting (poor idling) |
1. Electronic Throttle Control System (ETCS) |
| 2. ECM power source circuit |
| 3. Fuel pump control circuit |
| 4. Spark plug |
| 5. Ignition system |
| 6. Injector |
| 7. Acoustic Control Induction System (ACIS) |
| 8. PCV hose |
| Hesitation/Poor acceleration (poor driveability) |
1. Injector |
| 2. Fuel pump control circuit |
| 3. Ignition system |
| 4. Spark plug |
| 5. Air Intake Control System (AICS) |
| 6. A/T faulty |
| Surging (poor driveability) |
1. Fuel pump control circuit |
| 2. Spark plug |
| 3. Ignition system |
| 4. Injector |
| Engine stalls soon after starting |
1. Fuel pump control circuit |
| 2. Electronic Throttle Control System (ETCS) |
| 3. Crank angle sensor |
| 4. Spark plug |
| 5. Ignition system |
| 6. Injector |
| Engine stalls during A/C operation |
1. A/C signal circuit (Compressor circuit) |
| 2. ECM |
| Unable/difficult to refuel |
Refueling valve (canister) |
| Engine vibrates frequently when idling (Active Control Engine Mount System) |
Active control engine mount circuit |