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Problem Symptoms Table

When the malfunction is not confirmed in the diagnostic trouble code check and the problem still cannot be confirmed in the basic inspection, use this table and troubleshoot according to the priority order given below.

SFI SYSTEM: 

PROBLEM SYMPTOMS TABLE

Symptom Suspected Area See
Engine does not crank (Does not start) 1. No. 1 Motor generator -
2. Hybrid control system HYBRID CONTROL SYSTEM
3. Immobilizer system ENGINE IMMOBILIZER
4. Smart key system SMART KEY SYSTEM
No initial combustion (Does not start) 1. ECM power source circuit ECM POWER SOURCE CIRCUIT 
2. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
3. Spark plug IGNITION COIL
4. Immobilizer system ENGINE IMMOBILIZER
5. Injector FUEL INJECTOR
6. ECM TERMINALS OF ECM 
7. Crankshaft position sensor circuit DTC P0335 CRANKSHAFT POSITION SENSOR "A" CIRCUIT 
8. VC output circuit VC OUTPUT CIRCUIT 
No complete combustion (Does not start) 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Spark plug IGNITION COIL
3. Immobilizer system ENGINE IMMOBILIZER
4. Injector FUEL INJECTOR
5. Crankshaft position sensor circuit DTC P0335 CRANKSHAFT POSITION SENSOR "A" CIRCUIT 
Engine cranks normally but difficult to start 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Compression ON-VEHICLE INSPECTION
3. Spark plug IGNITION COIL
4. Injector FUEL INJECTOR
5. Crankshaft position sensor circuit DTC P0335 CRANKSHAFT POSITION SENSOR "A" CIRCUIT 
Difficult to start with cold engine 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Spark plug IGNITION COIL
3. Injector FUEL INJECTOR
4. Crankshaft position sensor circuit DTC P0335 CRANKSHAFT POSITION SENSOR "A" CIRCUIT 
Difficult to start with hot engine 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Spark plug IGNITION COIL
3. Injector FUEL INJECTOR
4. Crankshaft position sensor circuit DTC P0335 CRANKSHAFT POSITION SENSOR "A" CIRCUIT 
High engine idle speed (Poor idling) 1. ECM power source circuit ECM POWER SOURCE CIRCUIT 
2. Electronic throttle control system DTC P2102 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW; DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH 
Low engine idle speed (Poor idling) 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Electronic throttle control system DTC P2102 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW; DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH 
3. Injector FUEL INJECTOR
Rough idling (Poor idling) 1. Compression ON-VEHICLE INSPECTION
2. Electronic throttle control system DTC P2102 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW; DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH 
3. Injector FUEL INJECTOR
4. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
5. Spark plug IGNITION COIL
Hunting (Poor idling) 1. ECM power source circuit ECM POWER SOURCE CIRCUIT 
2. Electronic throttle control system DTC P2102 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW; DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH 
3. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
Hesitation/Poor acceleration (Poor driveability) 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Injector FUEL INJECTOR
3. Spark plug IGNITION COIL
4. HV transaxle -
Surging (Poor driveability) 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Spark plug IGNITION COIL
3. Injector FUEL INJECTOR
Engine stalls soon after starting 1. Fuel pump control circuit FUEL PUMP CONTROL CIRCUIT 
2. Electronic throttle control system DTC P2102 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW; DTC P2103 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT HIGH 
3. Immobilizer ENGINE IMMOBILIZER
4. Crankshaft position sensor circuit DTC P0335 CRANKSHAFT POSITION SENSOR "A" CIRCUIT 
Unable to refuel/Difficult to refuel 1. ORVR system -