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Problem Symptoms Table [09/2015 - ]

HINT: 

Use the table below to help determine the cause of the problem. 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.

SFI SYSTEM

Symptom Suspected Area See page
Engine does not crank (Does not start) Smart access system with push-button start Refer to Power Source Mode does not Change to ON (READY) [09/2015 - ]
Immobiliser system Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ]
ECM power source circuit Refer to ECM Power Source Circuit [09/2015 - ]
VC output circuit Refer to VC Output Circuit [09/2015 - ]
Hybrid system -
No initial combustion (Does not start) ECM power source circuit Refer to ECM Power Source Circuit [09/2015 - ]
Crankshaft position sensor Refer to DTC P0335: Crankshaft Position Sensor "A" Circuit; DTC P0337: Crankshaft Position Sensor "A" Circuit Low Input; DTC P0338: Crankshaft Position Sensor "A" Circuit High Input [09/2015 - ]
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
ECM Refer to REMOVAL [09/2015 - ]
VC output circuit Refer to VC Output Circuit [09/2015 - ]
Engine cranks normally but difficult to start Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Compression Refer to PROCEDURE - Step 5
ECM Power Source Circuit Refer to ECM Power Source Circuit [09/2015 - ]
Difficult to start with cold engine Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Spark plug Refer to PROCEDURE - Step 4
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel injector for direct injection Refer to INSPECTION [09/2015 - ]
Fuel injector for port injection Refer to INSPECTION [09/2015 - ]
Difficult to start with warm engine Fuel injector for port injection Refer to INSPECTION [09/2015 - ]
Fuel injector for direct injection Refer to INSPECTION [09/2015 - ]
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Spark plug Refer to PROCEDURE - Step 4
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
High engine idle speed (Poor idling) ECM power source circuit Refer to ECM Power Source Circuit [09/2015 - ]
A/C signal circuit (compressor circuit) Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ]
Electronic throttle control system Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0121: Throttle Pedal Position Sensor / Switch "A" Circuit Range / Performance; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation [09/2015 - ]
Air induction system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
PCV hose Refer to PROCEDURE - Step 3
Low engine idle speed (Poor idling) A/C signal circuit (compressor circuit) Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ]
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Electronic throttle control system Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0121: Throttle Pedal Position Sensor / Switch "A" Circuit Range / Performance; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation [09/2015 - ]
Air induction system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
PCV hose Refer to PROCEDURE - Step 3
Rough idling (Poor idling) Compression Refer to PROCEDURE - Step 5
Spark plug Refer to PROCEDURE - Step 4
Fuel injector for port injection Refer to PROCEDURE - Step 1
Fuel injector for direct injection Refer to PROCEDURE - Step 1
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Electronic throttle control system Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0121: Throttle Pedal Position Sensor / Switch "A" Circuit Range / Performance; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation [09/2015 - ]
Air induction system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
PCV hose Refer to PROCEDURE - Step 3
Mass air flow meter Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Hunting (Poor idling) ECM power source circuit Refer to ECM Power Source Circuit [09/2015 - ]
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Spark plug Refer to PROCEDURE - Step 4
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel injector for port injection Refer to INSPECTION [09/2015 - ]
Fuel injector for direct injection Refer to INSPECTION [09/2015 - ]
Electronic throttle control system Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0121: Throttle Pedal Position Sensor / Switch "A" Circuit Range / Performance; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation [09/2015 - ]
Air induction system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
PCV hose Refer to PROCEDURE - Step 3
Hesitation/Poor acceleration (Poor driveability) Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Spark plug Refer to PROCEDURE - Step 4
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel injector for port injection Refer to INSPECTION [09/2015 - ]
Fuel injector for direct injection Refer to INSPECTION [09/2015 - ]
Mass air flow meter Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Electronic throttle control system Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0121: Throttle Pedal Position Sensor / Switch "A" Circuit Range / Performance; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation [09/2015 - ]
Air induction system Refer to PROCEDURE - Step 4
Compression Refer to PROCEDURE - Step 5
Surging (Poor driveability) Spark plug Refer to PROCEDURE - Step 4
Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel injector for port injection Refer to INSPECTION [09/2015 - ]
Fuel injector for direct injection Refer to INSPECTION [09/2015 - ]
Mass air flow meter Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Variable valve timing system Refer to DTC P0011: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0021: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2) [09/2015 - ]
Compression Refer to PROCEDURE - Step 5
Engine stalls soon after starting Fuel pump control circuit Refer to Fuel Pump Control Circuit [09/2015 - ]
Fuel pump for high pressure Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Spark plug Refer to PROCEDURE - Step 4
Ignition system Refer to ON-VEHICLE INSPECTION [09/2015 - ]
Fuel injector for port injection Refer to INSPECTION [09/2015 - ]
Fuel injector for direct injection Refer to INSPECTION [09/2015 - ]
Variable valve timing system Refer to DTC P0011: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0021: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2) [09/2015 - ]
Electronic throttle control system Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0121: Throttle Pedal Position Sensor / Switch "A" Circuit Range / Performance; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation [09/2015 - ]
Air induction system Refer to PROCEDURE - Step 4
PCV hose Refer to PROCEDURE - Step 3
Compression Refer to PROCEDURE - Step 5
Engine stalls during A/C operation A/C signal circuit (compressor circuit) Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ]
ECM Refer to REMOVAL [09/2015 - ]
Unable/difficult to refuel Fuel system (canister, refueling valve, roll over valve, fuel tank, etc.) -
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