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TROUBLE DIAGNOSIS EC-673 < SERVICE INFORMATION > [VK45DE] C D E F G H I J K L M A EC N P O Symptom Matrix Chart INFOID:0000000001326526 SYSTEM — BASIC ENGINE CONTROL SYSTEM SYMPTOM Reference HARD/NO ST AR T/REST AR T (EX C P . HA) ENGINE ST ALL HESI T A TI ON/ S URGI N G/ FLA T SPOT SP ARK KNOCK/ DET O NA TION LACK OF P O WER/POOR ACCELE RA TION HIGH I D L E/L OW IDL E ROUGH IDLE /HUNTING IDL ING VIB R A T IO N SLOW/NO RETURN T O IDLE OVERHEA T S/W A TER TEMPERA T URE HIGH EX C E SSIVE FUEL CONSUMP T ION EX C E SSIVE OI L CONSUMP T ION BA TTER Y DE AD (UNDER CHARGE) Warranty symptom code AA AB AC AD AE AF AG AH AJ AK AL AM HA Fuel Fuel pump circuit 1 1 2 3 2 2 2 3 2 Fuel pressure regulator system 3 3 4 4 4 4 4 4 4 4 Fuel injector circuit 1 1 2 3 2 2 2 2 Evaporative emission system 3 3 4 4 4 4 4 4 4 4 Air Positive crankcase ventilation sys- 3 3 4 4 4 4 4 4 4 4 1 Incorrect idle speed adjustment 1 1 1 1 1 Electric throttle control actuator 1 1 2 3 3 2 2 2 2 2 2 , Ignition Incorrect ignition timing adjustment 3 3 1 1 1 1 1 1 Ignition circuit 1 1 2 2 2 2 2 2 Main power supply and ground circuit 2 2 3 3 3 3 3 2 3 Mass air flow sensor circuit 1 1 2 2 2 2 2 2 , , Engine coolant temperature sensor circuit 3 3 3 , A/F sensor 1 circuit , , , , Throttle position sensor circuit 2 2 , , , , Accelerator pedal position sensor circuit 3 2 1 , , , Knock sensor circuit 2 3 Crankshaft position sensor (POS) circuit 2 2 Camshaft position sensor (PHASE) circuit 3 2 |