Problem Symptoms Table

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 

  PROBLEM SYMPTOMS CHART
  
  

  Symptom	Suspected Area	Refer to
  Engine does not crank (Does not start)	Battery	ON-VEHICLE INSPECTION
  	Starter	INSPECTION
  	Starter relay	STARTER RELAY
  	Park/neutral position switch for 2WD	INSPECTION
  	Park/neutral position switch for 4WD	INSPECTION
  	Smart key system	ENGINE DOES NOT START
  	Cranking holding function circuit	CRANKING HOLDING FUNCTION CIRCUIT
  No initial combustion (Does not start)	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Crankshaft position sensor	CRANKSHAFT POSITION SENSOR
  	Camshaft position sensor	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	ON-VEHICLE INSPECTION
  	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	Valve timing	DTC P0013 CAMSHAFT POSITION "B" ACTUATOR CIRCUIT / OPEN (BANK 1)
  	VC output circuit	VC OUTPUT CIRCUIT
  	ECM	TERMINALS OF ECM
  Engine cranks normally but difficult to start	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Engine coolant temperature sensor	ENGINE COOLANT TEMPERATURE SENSOR
  	Air induction system	ON-VEHICLE INSPECTION
  	Ignition system	ON-VEHICLE INSPECTION
  	Spark plug	IGNITION COIL AND SPARK PLUG
  	Throttle body	THROTTLE BODY
  	Compression	DRIVE BELT
  Incomplete intermittent combustion occurs (Does not start)	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Ignition circuit	DTC P0351 IGNITION COIL "A" PRIMARY / SECONDARY CIRCUIT; DTC P0352 IGNITION COIL "B" PRIMARY / SECONDARY CIRCUIT; DTC P0353 IGNITION COIL "C" PRIMARY / SECONDARY CIRCUIT; DTC P0354 IGNITION COIL "D" PRIMARY / SECONDARY CIRCUIT
  	Ignition system	ON-VEHICLE INSPECTION
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Crankshaft position sensor	CRANKSHAFT POSITION SENSOR
  	Camshaft position sensor	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	DTC P0013 CAMSHAFT POSITION "B" ACTUATOR CIRCUIT / OPEN (BANK 1)
  High engine idle speed	Throttle body	DTC P0120 THROTTLE / PEDAL POSITION SENSOR / SWITCH "A" CIRCUIT MALFUNCTION; 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
  	Air induction system	ON-VEHICLE INSPECTION
  	A/C signal circuit for Automatic Air Conditioning System	TERMINALS OF ECU
  	A/C signal circuit for Manual Air Conditioning System	TERMINALS OF ECU
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Engine coolant temperature sensor	ENGINE COOLANT TEMPERATURE SENSOR
  	PCV valve and hose	INSPECTION
  	Acoustic Control Induction System (ACIS)	ACIS CONTROL CIRCUIT
  Low engine idle speed (Poor idling)	Throttle body	THROTTLE BODY
  	A/C signal circuit for Automatic Air Conditioning System	TERMINALS OF ECU
  	A/C signal circuit for Manual Air Conditioning System	TERMINALS OF ECU
  	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Air induction system	ON-VEHICLE INSPECTION
  	PCV valve and hose	INSPECTION
  	Acoustic Control Induction System (ACIS)	ACIS CONTROL CIRCUIT
  Rough idling	Compression	DRIVE BELT
  	Ignition system	ON-VEHICLE INSPECTION
  	Spark plug	IGNITION COIL AND SPARK PLUG
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Throttle body	THROTTLE BODY
  	Air induction system	ON-VEHICLE INSPECTION
  	PCV valve and hose	INSPECTION
  	Air fuel ratio sensor	AIR FUEL RATIO SENSOR
  	Heated oxygen sensor	HEATED OXYGEN SENSOR
  	Mass air flow meter	MASS AIR FLOW METER
  	Acoustic Control Induction System (ACIS)	ACIS CONTROL CIRCUIT
  	Tumble Control Valve (TCV)	INTAKE MANIFOLD
  Idle hunting	Throttle body	THROTTLE BODY
  	Air induction system	ON-VEHICLE INSPECTION
  	PCV valve and hose	INSPECTION
  	Air fuel ratio sensor	AIR FUEL RATIO SENSOR
  	Mass air flow meter	MASS AIR FLOW METER
  	Acoustic Control Induction System (ACIS)	ACIS CONTROL CIRCUIT
  	Tumble Control Valve (TCV)	INTAKE MANIFOLD
  Hesitation/poor acceleration	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Spark plug	IGNITION COIL AND SPARK PLUG
  	Ignition system	ON-VEHICLE INSPECTION
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Mass air flow meter	MASS AIR FLOW METER
  	Throttle body	THROTTLE BODY
  	Air induction system	ON-VEHICLE INSPECTION
  	Valve timing	DTC P0013 CAMSHAFT POSITION "B" ACTUATOR CIRCUIT / OPEN (BANK 1)
  	Compression	DRIVE BELT
  Surging (Poor driveability)	Spark plug	IGNITION COIL AND SPARK PLUG
  	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Ignition system	ON-VEHICLE INSPECTION
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Mass air flow meter	MASS AIR FLOW METER
  	Variable valve timing (VVT) system	DTC P0011 CAMSHAFT POSITION "A" - TIMING OVER-ADVANCED OR SYSTEM PERFORMANCE (BANK 1); DTC P0012 CAMSHAFT POSITION "A" - TIMING OVER-RETARDED (BANK 1)
  	Compression	DRIVE BELT
  Engine stalls soon after starting	Fuel pump control circuit	FUEL PUMP CONTROL CIRCUIT
  	Fuel pump	INSPECTION
  	Spark plug	IGNITION COIL AND SPARK PLUG
  	Ignition system	ON-VEHICLE INSPECTION
  	Fuel injector circuit	FUEL INJECTOR CIRCUIT
  	ECM power source circuit	ECM POWER SOURCE CIRCUIT
  	Mass air flow meter	MASS AIR FLOW METER
  	Variable valve timing (VVT) system	DTC P0011 CAMSHAFT POSITION "A" - TIMING OVER-ADVANCED OR SYSTEM PERFORMANCE (BANK 1); DTC P0012 CAMSHAFT POSITION "A" - TIMING OVER-RETARDED (BANK 1)
  	Throttle body	THROTTLE BODY
  	Air induction system	ON-VEHICLE INSPECTION
  	PCV valve and hose	INSPECTION
  	Compression	DRIVE BELT
  Engine stalls only during A/C operation	A/C signal circuit for Automatic Air Conditioning System	TERMINALS OF ECU
  	A/C signal circuit for Manual Air Conditioning System	TERMINALS OF ECU
  	ECM	TERMINALS OF ECM
  Unable/difficult to refuel	Refueling valve (canister)	-