Problem Symptoms Table [12/2011 - ]
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.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
SFI SYSTEM
| Symptom | Suspected Area | See Service Information |
|---|---|---|
| Engine does not crank (Does not start) | Battery | Refer to ON-VEHICLE INSPECTION [12/2011 - ] |
| Starter relay | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 6 | |
| Starter assembly | Refer to INSPECTION [12/2011 - ] | |
| VC output circuit (ECM 5 V output) | Refer to VC Output Circuit | |
| Starter signal circuit | Refer to Starter Signal Circuit | |
| Smart access system with push-button start (for start function) | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2011 - ] | |
| Park/neutral position switch assembly (for A760E) | Refer to INSPECTION [12/2011 - ] | |
| Park/neutral position switch assembly (for A760H) | Refer to INSPECTION [12/2011 - ] | |
| No initial combustion (Does not start) | Immobiliser system | Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2011 - ] |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| VC output circuit (ECM 5 V output) | Refer to VC Output Circuit | |
| Crankshaft position sensor | Refer to INSPECTION [12/2011 - ] | |
| Camshaft position sensor | Refer to DTC P0340: Camshaft Position Sensor Circuit Malfunction; DTC P0342: Camshaft Position Sensor "A" Circuit Low Input (Bank 1 or Single Sensor); DTC P0343: Camshaft Position Sensor "A" Circuit High Input (Bank 1 or Single Sensor); DTC P0345: Camshaft Position Sensor "A" Circuit (Bank 2); DTC P0347: Camshaft Position Sensor "A" Circuit Low Input (Bank 2); DTC P0348: Camshaft Position Sensor "A" Circuit High Input (Bank 2) | |
| Fuel pump control circuit | Refer to Fuel Pump Control Circuit | |
| Fuel injector circuit | Refer to DTC P1276: Port Injector Circuit No. 1; DTC P1277: Port Injector Circuit No. 2; DTC P1278: Port Injector Circuit No. 3; DTC P1279: Port Injector Circuit No. 4; DTC P127A: Port Injector Circuit No. 5; DTC P127B: Port Injector Circuit No. 6 | |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Valve timing | Refer to PROCEDURE - Step 4 | |
| Starter signal circuit | Refer to Starter Signal Circuit | |
| ECM | Refer to TERMINALS OF ECM [12/2011 - ] | |
| Engine cranks normally but difficult to start | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump (for high pressure) | Refer to INSPECTION [12/2011 - ] | |
| Engine coolant temperature sensor | Refer to INSPECTION [12/2011 - ] | |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for port injection) | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for direct injection) | Refer to INSPECTION [12/2011 - ] | |
| Compression | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 10 | |
| Intake system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Throttle body assembly | Refer to INSPECTION [12/2011 - ] | |
| PCV hose | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Starter signal circuit | Refer to Starter Signal Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Incomplete intermittent combustion occurs (Does not start) | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel line | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel pump | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for port injection) | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for direct injection) | Refer to INSPECTION [12/2011 - ] | |
| Crankshaft position sensor | Refer to INSPECTION [12/2011 - ] | |
| Camshaft position sensor | Refer to DTC P0340: Camshaft Position Sensor Circuit Malfunction; DTC P0342: Camshaft Position Sensor "A" Circuit Low Input (Bank 1 or Single Sensor); DTC P0343: Camshaft Position Sensor "A" Circuit High Input (Bank 1 or Single Sensor); DTC P0345: Camshaft Position Sensor "A" Circuit (Bank 2); DTC P0347: Camshaft Position Sensor "A" Circuit Low Input (Bank 2); DTC P0348: Camshaft Position Sensor "A" Circuit High Input (Bank 2) | |
| Valve timing | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Starter signal circuit | Refer to Starter Signal Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| High engine speed (Poor idle) | A/C signal circuit | Refer to TERMINALS OF ECU [12/2011 - ] |
| Throttle body assembly | Refer to INSPECTION [12/2011 - ] | |
| Intake system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Engine coolant temperature sensor | Refer to INSPECTION [12/2011 - ] | |
| PCV hose | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| PCV system | Refer to INSPECTION [12/2011 - ] | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Low engine speed (Poor idle) | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump (for high pressure) | Refer to INSPECTION [12/2011 - ] | |
| Throttle body assembly | Refer to INSPECTION [12/2011 - ] | |
| Intake system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| PCV hose | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Rough idle | Compression (engine mechanical) | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 10 |
| Air fuel ratio sensor | Refer to INSPECTION [12/2011 - ] | |
| Heated oxygen sensor | Refer to INSPECTION [12/2011 - ] | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| A/C signal circuit | Refer to TERMINALS OF ECU [12/2011 - ] | |
| Fuel injector assembly (for port injection) | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for direct injection) | Refer to INSPECTION [12/2011 - ] | |
| Fuel line | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel pump | Refer to INSPECTION [12/2011 - ] | |
| Fuel pump (for high pressure) | Refer to INSPECTION [12/2011 - ] | |
| Intake system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Electronic throttle control system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| PCV hose | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Hunting (Poor idle) | Electronic throttle control system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] |
| Intake system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| PCV hose | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Air fuel ratio sensor | Refer to INSPECTION [12/2011 - ] | |
| Hesitation/Poor acceleration (Poor driveability) | Fuel line | Refer to ON-VEHICLE INSPECTION [12/2011 - ] |
| Fuel pump | Refer to INSPECTION [12/2011 - ] | |
| Fuel pump (for high pressure) | Refer to INSPECTION [12/2011 - ] | |
| Spark plug | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 3 | |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for port injection) | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for direct injection) | Refer to INSPECTION [12/2011 - ] | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Throttle body assembly | Refer to INSPECTION [12/2011 - ] | |
| Knock control sensor | Refer to INSPECTION [12/2011 - ] | |
| Compression | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 10 | |
| Brake override system | Refer to Brake Override System | |
| Surging (Poor driveability) | Spark plug | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 3 |
| Fuel line | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel pump control circuit | Refer to Fuel Pump Control Circuit | |
| Fuel pump (for high pressure) | Refer to INSPECTION [12/2011 - ] | |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel injector for port injection | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector for direct injection | Refer to INSPECTION [12/2011 - ] | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Variable Valve Timing (VVT) system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Compression | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 10 | |
| Engine stalls soon after starting | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump | Refer to INSPECTION [12/2011 - ] | |
| Fuel pump (for high pressure) | Refer to INSPECTION [12/2011 - ] | |
| Fuel line | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Spark plug | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 3 | |
| Ignition system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for port injection) | Refer to INSPECTION [12/2011 - ] | |
| Fuel injector assembly (for direct injection) | Refer to INSPECTION [12/2011 - ] | |
| ECM Power Source Circuit | Refer to ECM Power Source Circuit | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Variable Valve Timing (VVT) system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Throttle body assembly | Refer to INSPECTION [12/2011 - ] | |
| Intake system | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| PCV valve and hose | Refer to ON-VEHICLE INSPECTION [12/2011 - ] | |
| Compression | Refer to ON-VEHICLE INSPECTION [12/2011 - ] - Step 10 | |
| Engine stalls only during A/C operation | A/C signal circuit | Refer to TERMINALS OF ECU [12/2011 - ] |
| ECM | Refer to TERMINALS OF ECM [12/2011 - ] | |
| Unable/difficult to refuel | Fuel system (canister, refueling valve, roll over valve, fuel tank, etc.) | - |