Problem Symptoms Table
WARNING: This page is about a different variant/trim than selected.
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 |
|---|---|---|
| Engine does not crank (Does not start) | Battery | Refer to ON-VEHICLE INSPECTION - Step 1 |
| Starter | Refer to INSPECTION | |
| Starter relay | Refer to ON-VEHICLE INSPECTION - Step 1 | |
| Park/neutral position switch for 2WD | Refer to INSPECTION - Step 1 | |
| Park/neutral position switch for 4WD | Refer to INSPECTION - Step 1 | |
| Smart key system | Refer to Engine does not Start | |
| Cranking holding function circuit | Refer to Cranking Holding Function Circuit | |
| No initial combustion (Does not start) | ECM power source circuit | Refer to ECM Power Source Circuit |
| Crankshaft position sensor | Refer to INSPECTION - Step 1 | |
| 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) | |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Fuel pump control circuit | Refer to Fuel Pump Control Circuit | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| Valve timing | Refer to PROCEDURE - Step 5 | |
| VC output circuit | Refer to VC Output Circuit | |
| ECM | Refer to TERMINALS OF ECM | |
| Engine cranks normally but difficult to start | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump | Refer to INSPECTION - Step 1 | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Engine coolant temperature sensor | Refer to INSPECTION - Step 1 | |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Spark plug | Refer to ON-VEHICLE INSPECTION - Step 2 | |
| Throttle body | Refer to INSPECTION - Step 1 | |
| Compression | Refer to ON-VEHICLE INSPECTION - Step 4 | |
| Incomplete intermittent combustion occurs (Does not start) | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump | Refer to INSPECTION - Step 1 | |
| Ignition circuit | Refer to INSPECTION PROCEDURE | |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Crankshaft position sensor | Refer to INSPECTION - Step 1 | |
| 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) | |
| Valve timing | Refer to PROCEDURE - Step 5 | |
| High engine idle speed | Throttle body | Refer to INSPECTION PROCEDURE |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| A/C signal circuit for Automatic Air Conditioning System | Refer to TERMINALS OF ECU | |
| A/C signal circuit for Manual Air Conditioning System | Refer to TERMINALS OF ECU | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Engine coolant temperature sensor | Refer to INSPECTION - Step 1 | |
| PCV valve and hose | Refer to INSPECTION - Step 1 | |
| Acoustic Control Induction System (ACIS) | Refer to ACIS Control Circuit | |
| Low engine idle speed (Poor idling) | Throttle body | Refer to INSPECTION - Step 1 |
| A/C signal circuit for Automatic Air Conditioning System | Refer to TERMINALS OF ECU | |
| A/C signal circuit for Manual Air Conditioning System | Refer to TERMINALS OF ECU | |
| Fuel pump control circuit | Refer to Fuel Pump Control Circuit | |
| Fuel pump | Refer to INSPECTION - Step 1 | |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| PCV valve and hose | Refer to INSPECTION - Step 1 | |
| Acoustic Control Induction System (ACIS) | Refer to ACIS Control Circuit | |
| Rough idling | Compression | Refer to ON-VEHICLE INSPECTION - Step 4 |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Spark plug | Refer to ON-VEHICLE INSPECTION - Step 2 | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Fuel pump control circuit | Refer to Fuel Pump Control Circuit | |
| Fuel pump | Refer to INSPECTION - Step 1 | |
| Throttle body | Refer to INSPECTION - Step 1 | |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| PCV valve and hose | Refer to INSPECTION - Step 1 | |
| Air fuel ratio sensor | Refer to INSPECTION - Step 1 | |
| Heated oxygen sensor | Refer to INSPECTION - Step 1 | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION | |
| Acoustic Control Induction System (ACIS) | Refer to ACIS Control Circuit | |
| Tumble Control Valve (TCV) | Refer to ON-VEHICLE INSPECTION - Step 3 | |
| Idle hunting | Throttle body | Refer to INSPECTION - Step 1 |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| PCV valve and hose | Refer to INSPECTION | |
| Air fuel ratio sensor | Refer to INSPECTION - Step 1 | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION | |
| Acoustic Control Induction System (ACIS) | Refer to ACIS Control Circuit | |
| Tumble Control Valve (TCV) | Refer to ON-VEHICLE INSPECTION - Step 3 | |
| Hesitation/poor acceleration | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump | Refer to INSPECTION | |
| Spark plug | Refer to ON-VEHICLE INSPECTION - Step 2 | |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION | |
| Throttle body | Refer to INSPECTION - Step 1 | |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| Valve timing | Refer to PROCEDURE - Step 5 | |
| Compression | Refer to ON-VEHICLE INSPECTION - Step 4 | |
| Brake override system | Refer to Brake Override System | |
| Surging (Poor driveability) | Spark plug | Refer to ON-VEHICLE INSPECTION - Step 2 |
| Fuel pump control circuit | Refer to Fuel Pump Control Circuit | |
| Fuel pump | Refer to INSPECTION - Step 1 | |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION | |
| Variable valve timing (VVT) system | Refer to INSPECTION PROCEDURE | |
| Compression | Refer to ON-VEHICLE INSPECTION - Step 4 | |
| Engine stalls soon after starting | Fuel pump control circuit | Refer to Fuel Pump Control Circuit |
| Fuel pump | Refer to INSPECTION - Step 1 | |
| Spark plug | Refer to ON-VEHICLE INSPECTION - Step 2 | |
| Ignition system | Refer to ON-VEHICLE INSPECTION | |
| Fuel injector circuit | Refer to Fuel Injector Circuit | |
| ECM power source circuit | Refer to ECM Power Source Circuit | |
| Mass air flow meter | Refer to ON-VEHICLE INSPECTION | |
| Variable valve timing (VVT) system | Refer to INSPECTION PROCEDURE | |
| Throttle body | Refer to INSPECTION - Step 1 | |
| Air induction system | Refer to ON-VEHICLE INSPECTION | |
| PCV valve and hose | Refer to INSPECTION - Step 1 | |
| Compression | Refer to ON-VEHICLE INSPECTION - Step 4 | |
| Engine stalls only during A/C operation | A/C signal circuit for Automatic Air Conditioning System | Refer to TERMINALS OF ECU |
| A/C signal circuit for Manual Air Conditioning System | Refer to TERMINALS OF ECU | |
| ECM | Refer to TERMINALS OF ECM | |
| Unable/difficult to refuel | Refueling valve (canister) | - |