Symptom Table
SYSTEM - BASIC ENGINE CONTROL SYSTEM
| SYMPTOM | Reference | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HARD/NO START/RESTART (EXCP. HA) | ENGINE STALL | HESITATION/SURGING/FLAT SPOT | SPARK KNOCK/DETONATION | LACK OF POWER/POOR ACCELERATION | HIGH IDLE/LOW IDLE | ROUGH IDLE/HUNTING | IDLING VIBRATION | SLOW/NO RETURN TO IDLE | OVERHEATS/WATER TEMPERATURE HIGH | EXCESSIVE FUEL CONSUMPTION | EXCESSIVE OIL CONSUMPTION | BATTERY DEAD (UNDER CHARGE) | |||
| Warranty symptom code | AA | AB | AC | AD | AE | AF | AG | AH | AJ | AK | AL | AM | HA | ||
| Fuel | Low pressure fuel pump circuit | 1 | 1 | 2 | 3 | 2 | 2 | 2 | 3 | 2 | Component Function Check | ||||
| Fuel pressure regulator system | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | Work Procedure | ||||
| Fuel injector circuit | 1 | 1 | 2 | 3 | 2 | 2 | 2 | 2 | Component Function Check | ||||||
| Evaporative emission system | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | System Description | ||||
| FRP sensor circuit | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | DTC DescriptionDTC DescriptionDTC Description | ||||||
| High pressure fuel pump circuit | 4 | 3 | DTC Description | ||||||||||||
| Air | Positive crankcase ventilation system | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | Inspection | ||
| Incorrect idle speed adjustment | 1 | 1 | 1 | 1 | 1 | Work Procedure | |||||||||
| Electric throttle control actuator | 1 | 1 | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | DTC DescriptionDTC Description | |||
| Ignition | Incorrect ignition timing adjustment | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | Work Procedure | |||||
| Ignition circuit | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | Component Function Check | ||||||
| Main power supply and ground circuit | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | Diagnosis Procedure | |||||
| Mass air flow sensor circuit | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | ||||||
| Engine coolant temperature sensor circuit | 3 | 3 | 3 | DTC DescriptionDTC DescriptionDTC Description | |||||||||||
| Air fuel ratio (A/F) sensor 1 circuit | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | ||||||||||||||
| Throttle position sensor circuit | 2 | 2 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | ||||||||||||
| Accelerator pedal position sensor circuit | 3 | 2 | 1 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | |||||||||||
| Heated oxygen sensor 2 circuit | 6 | 6 | 6 | 6 | 5 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | |||||||||
| Knock sensor circuit | 2 | 3 | DTC DescriptionDTC DescriptionDTC DescriptionDTC Description | ||||||||||||
| Engine oil temperature sensor circuit | 4 | 2 | 3 | DTC DescriptionDTC DescriptionDTC Description | |||||||||||
| Engine oil pressure sensor circuit | 4 | 4 | 3 | 3 | 3 | 3 | DTC Description | ||||||||
| Crankshaft position sensor circuit | 2 | 2 | DTC Description | ||||||||||||
| Intake camshaft position sensor circuit | 3 | 2 | 3 | DTC DescriptionDTC Description | |||||||||||
| Exhaust camshaft position sensor circuit | 2 | 2 | 3 | 3 | 3 | DTC Diagnosis ProcedureDTC Diagnosis Procedure | |||||||||
| Turbocharger boost sensor circuit | 3 | 3 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | ||||||||||||
| Manifold absolute pressure sensor circuit | 2 | DTC DescriptionDTC Description | |||||||||||||
| Vehicle speed signal circuit | 2 | 3 | 3 | 3 | DTC Description | ||||||||||
| ECM | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | - | |||
| Electric intake valve timing control module circuit | 3 | 3 | 3 | Diagnosis ProcedureDTC Diagnosis ProcedureDTC Diagnosis ProcedureDTC Diagnosis Procedure | |||||||||||
| Electric intake valve timing control actuator circuit | 3 | DTC Diagnosis ProcedureDTC Diagnosis ProcedureDTC Diagnosis ProcedureDTC Diagnosis ProcedureDTC Diagnosis ProcedureDTC Diagnosis Procedure | |||||||||||||
| Exhaust valve timing control solenoid valve circuit | 2 | 2 | 2 | 2 | 2 | 2 | DTC DescriptionDTC DescriptionDTC DescriptionDTC Description | ||||||||
| PNP signal circuit | 3 | 3 | 3 | 3 | 3 | DTC Description | |||||||||
| Refrigerant pressure sensor circuit | 2 | 3 | 3 | 4 | Component Function Check | ||||||||||
| Electric wastegate control actuator circuit | 1 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionDTC Description | |||||||||||||
| Electrical load signal circuit | 3 | Component Function Check | |||||||||||||
| Air conditioner circuit | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | Work Flow | |||
| ABS actuator and electric unit (control unit) | 4 | Work Flow | |||||||||||||
1 - 6: The numbers refer to the order of inspection (continued on next chart ).
SYSTEM - ENGINE MECHANICAL and OTHER
| SYMPTOM | Reference | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HARD/NO START/RESTART (EXCP. HA) | ENGINE STALL | HESITATION/SURGING/FLAT SPOT | SPARK KNOCK/DETONATION | LACK OF POWER/POOR ACCELERATION | HIGH IDLE/LOW IDLE | ROUGH IDLE/HUNTING | IDLING VIBRATION | SLOW/NO RETURN TO IDLE | OVERHEATS/WATER TEMPERATURE HIGH | EXCESSIVE FUEL CONSUMPTION | EXCESSIVE OIL CONSUMPTION | BATTERY DEAD (UNDER CHARGE) | |||
| Warranty symptom code | AA | AB | AC | AD | AE | AF | AG | AH | AJ | AK | AL | AM | HA | ||
| Fuel | Fuel tank | 5 | 5 | Inspection | |||||||||||
| Fuel piping | 5 | 5 | 5 | 5 | 5 | 5 | |||||||||
| Vapor lock | - | ||||||||||||||
| Valve deposit | 5 | 5 | 5 | 5 | 5 | 5 | 5 | - | |||||||
| Poor fuel (Heavy weight gasoline, Low octane) | - | ||||||||||||||
| Air | Air duct | 5 | 5 | 5 | 5 | 5 | 5 | Inspection | |||||||
| Air cleaner | Inspection | ||||||||||||||
| Air leakage from air duct (Mass air flow sensor - electric throttle control actuator) | 5 | 5 | 5 | 5 | Exploded ViewExploded View | ||||||||||
| Electric throttle control actuator | Exploded View | ||||||||||||||
| Air leakage from intake manifold/Collector/Gasket | Exploded ViewExploded View | ||||||||||||||
| Cranking | Battery | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | How to Handle Battery | |||||
| Generator circuit | Work FlowWork Flow | ||||||||||||||
| Starter circuit | 3 | Diagnosis ProcedureDiagnosis Procedure | |||||||||||||
| Signal plate | 6 | Exploded View | |||||||||||||
| Engine | Cylinder head | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | Inspection | |||||
| Cylinder head gasket | 4 | 3 | |||||||||||||
| Cylinder block | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 4 | Inspection | |||||
| Piston | |||||||||||||||
| Piston ring | |||||||||||||||
| Connecting rod | |||||||||||||||
| Bearing | |||||||||||||||
| Crankshaft | |||||||||||||||
| Valve mechanism | Timing chain | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | Inspection | |||||
| Camshaft | Inspection | ||||||||||||||
| Intake valve timing control | System Description | ||||||||||||||
| Exhaust valve timing control | System Description | ||||||||||||||
| Intake valve | 3 | Inspection | |||||||||||||
| Exhaust valve | |||||||||||||||
| Exhaust | Tube/Muffler/Gasket | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | Exploded ViewExploded View | |||||
| Three way catalyst | |||||||||||||||
| Lubrication | Oil pan/Oil strainer/Oil pump/Oil filter/Oil gallery | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | Exploded ViewExploded ViewExploded ViewExploded ViewExploded ViewInspection | |||||
| Oil level (Low)/Filthy oil | Inspection | ||||||||||||||
| Variable displacement oil pump | 5 | 5 | 4 | 4 | DTC Description | ||||||||||
| Cooling | Radiator/Hose/Radiator filler cap | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 5 | Exploded ViewExploded View | ||||
| Water pump | Exploded View | ||||||||||||||
| Water gallery | Inspection | ||||||||||||||
| Cooling fan | 5 | Exploded View | |||||||||||||
| Coolant level (Low)/Contaminated coolant | Inspection | ||||||||||||||
| Multi-way control valve | 4 | DTC DescriptionDTC DescriptionDTC DescriptionDTC DescriptionExploded View | |||||||||||||
| NVIS (NISSAN Vehicle Immobilizer System - NATS) | 1 | 1 | Work Flow | ||||||||||||
1 - 6: The numbers refer to the order of inspection.