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- EGR STEP POSITION (ACTIVE TEST) 0 STEPS 0 TO 30 STEPS MAP (Data List) 20 to 40 kPa (150 to 300 mmHg) MAP value is at least +10 kPa (75 mmHg) higher than when EGR valve is fully closed NG GO TO STEP 21 OK REPLACE ECM 21. INSPECT EGR VALVE ASSEMBLY (a) Remove the EGR valve assembly
. (b) Check if the EGR valve is stuck open. OK: EGR valve is tightly closed. HINT: Perform "Inspection After Repair" after repairing or replacing the EGR valve assembly
. NG REPLACE EGR VALVE ASSEMBLY OK REPLACE ECM 1UR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: P2444-P2447;... |