|
|
Without CONSULT-II NCEC0541S0202 1. Start engine and warm it up to normal operating temperature. 2. Check that all items listed under the topic “Pre-Conditioning” 3. Turn ignition switch “OFF” and wait at least 9 seconds. 4. Start the engine and allow it to idle for at least 28 seconds. 5. Disconnect throttle position sensor harness connector (brown), 6. Wait 20 seconds. 7. Make sure that the idle speed is within specifications. If not, the 8. Rev up the engine two or three times. Make sure that idle ITEM SPECIFICATION Idle speed 750 ± 50rpm (in “P” or “N” position for CVT) Ignition timing 15 ± 2° BTDC NOTE: I If idle air volume learning cannot be performed successfully, proceed as follows: a) Check the throttle valve is fully closed. b) Check that downstream of throttle valve is free from air c) Adjust closed throttle position switch and reset memory. d) When the above three items check out OK, engine com- e) If any of the following conditions occur after the engine has I Engine stalls. I Erroneous idle. I Blown fuses related to the IACV-AAC valve system. SEF197X Throttle body Throttle position Closed throttle position switch BASIC SERVICE PROCEDURE SR20DE Idle Air Volume Learning (Cont’d) EC-47 |