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INSPECTION AND ADJUSTMENT EC-1049 < BASIC INSPECTION > [VQ35DE] C D E F G H I J K L M A EC N P O 2. Rev engine between 2,000 and 3,000 rpm two or 3 times under no load, then run engine at idle speed for approximately 1 minute. 3. Check idle speed. For procedure, refer to EC-1052, "IDLE SPEED : Special Repair . For specification, refer to . Is the inspection result normal? YES >> GO TO 10. NO >> GO TO 4. 4. PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING 1. Stop engine. 2. Perform EC-1053, "ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair . >> GO TO 5. 5. PERFORM THROTTLE VALVE CLOSED POSITION LEARNING Perform EC-1053, "THROTTLE VALVE CLOSED POSITION LEARNING : Special Repair Requirement" . >> GO TO 6. 6. PERFORM IDLE AIR VOLUME LEARNING Perform EC-1053, "IDLE AIR VOLUME LEARNING : Special Repair Requirement" . Is Idle Air Volume Learning carried out successfully? YES >> GO TO 7. NO >> Follow the instruction of Idle Air Volume Learning. Then GO TO 4. 7. CHECK IDLE SPEED AGAIN 1. Start engine and warm it up to normal operating temperature. 2. Check idle speed. For procedure, refer to EC-1052, "IDLE SPEED : Special Repair Requirement" . For specification, refer to . Is the inspection result normal? YES >> GO TO 10. NO >> GO TO 8. 8. DETECT MALFUNCTIONING PART Check the Following. • Check camshaft position sensor (PHASE) and circuit. Refer to EC-1297, "Diagnosis Procedure" • Check crankshaft position sensor (POS) and circuit. Refer to EC-1293, "Diagnosis Procedure" . Is the inspection result normal? YES >> GO TO 9. NO >> Repair or replace malfunctioning part.Then GO TO 4. 9. CHECK ECM FUNCTION 1. Substitute with a non-malfunctioning ECM to check ECM function. (ECM may be the cause of the incident, although this is rare.) 2. Perform initialization of NVIS (NATS) system and registration of all NVIS (NATS) ignition key IDs. Refer to SEC-15, "ECM RE-COMMUNICATING FUNCTION : Special Repair Requirement" (COUPE models) or SEC-214, "ECM RE-COMMUNICATING FUNCTION : Special Repair Requirement" >> GO TO 4. 10. CHECK IGNITION TIMING 1. Run engine at idle. PBIA8513J |