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CONSULT-II Reference Value in Data Monitor NCEC0502 Specification data are reference values. MONITOR ITEM CONDITION SPECIFICATION EGR TEMP SEN I Engine: After warming up Less than 4.5V EGR VOL CON/V I Engine: After warming up I Air conditioner switch: “OFF” I Shift lever: “N” I No-load Idle 0 step Revving engine up to 3,000 rpm 10 - 55 step ECM Terminals and Reference Value NCEC0503 Specification data are reference values and are measured between each terminal and ground. CAUTION: Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam- TERMI- NAL NO. WIRE COLOR ITEM CONDITION DATA (DC Voltage) 8 17 W/B EGR volume control valve [Engine is running] I Warm-up condition I Rev engine up from 2,000 to 4,000 rpm 0 - 14V 58 B Sensor’s ground [Engine is running] I Warm-up condition I Idle speed 0V 72 PU EGR temperature sensor [Engine is running] I Warm-up condition I Idle speed Less than 4.5V [Engine is running] I Warm-up condition I EGR system is operating. 0 - 1V On Board Diagnosis Logic NCEC0228 If the absence of EGR flow is detected by EGR temperature sen- DTC No. Malfunction is detected when ... Check Items (Possible Cause) P0400 I No EGR flow is detected under conditions that call for I Harness or connectors I EGR valve stuck closed I Dead (Weak) battery I EGR passage I EGR temperature sensor I Exhaust gas leaks SEF073P DTC P0400 EGR FUNCTION (CLOSE) (IF SO EQUIPPED) QG16 I 18DE CONSULT-II Reference Value in Data Monitor Mode EC-245 |