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EC-90 [QG (WITH EURO-OBD)] TROUBLE DIAGNOSIS 10. CHECK IGNITION TIMING 1. Run engine at idle. 2. Check ignition timing with a timing light. OK or NG OK >> INSPECTION END NG >> GO TO 11. 11. PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING 1. Stop engine. 2. Perform EC-49, "Accelerator Pedal Released Position Learning" . >> GO TO 12. 12. PERFORM THROTTLE VALVE CLOSED POSITION LEARNING Perform EC-49, "Throttle Valve Closed Position Learning" . >> GO TO 13. 13. PERFORM IDLE AIR VOLUME LEARNING Refer to EC-49, "Idle Air Volume Learning" . Yes or No Yes >> GO TO 14. No >> 1. Follow the construction of “Idle Air Volume Learning”. 2. GO TO 4. 14. CHECK TARGET IDLE SPEED AGAIN With CONSULT-II 1. Start engine and warm it up to normal operating temperature. 2. Read idle speed in “DATA MONITOR” mode with CONSULT-II. Without CONSULT-II 1. Start engine and warm it up to normal operating temperature. 2. Check idle speed. OK or NG OK >> GO TO 15. NG >> GO TO 17. M/T: 8 ± 5 ° BTDC (in “Neutral” position) A/T: 10 ± 5 ° BTDC (in “P” or “N” position) Is Idle Air Volume Learning carried out successfully? M/T: 700 ± 50 rpm (in “Neutral” position) A/T: 800 ± 50 rpm (in “P” or “N” position) M/T: 700 ± 50 rpm (in “Neutral” position) A/T: 800 ± 50 rpm (in “P” or “N” position) |