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EC-126 < BASIC INSPECTION > [VQ35DE] DIAGNOSIS AND REPAIR WORKFLOW • Perform Component Function Check if DTC CONFIRMATION PROCEDURE is not included on Service Manual. This simplified check procedure is an effective alternative though DTC cannot be detected during Is DTC detected? YES >> GO TO 10. NO >> Check according to GI-42, "Intermittent Incident" . 6. PERFORM BASIC INSPECTION Perform Do you have CONSULT? YES >> GO TO 7. NO >> GO TO 9. 7. PERFORM SPEC IN DATA MONITOR MODE With CONSULT Make sure that “MAS A/F SE-B1”, “MAS A/F SE-B2”, “B/FUEL SCHDL”, “A/F ALPHA-B1” and “A/F ALPHA- 155, "Component Function Check" Is the measurement value within the SP value? YES >> GO TO 9. NO >> GO TO 8. 8. DETECT MALFUNCTIONING PART BY TROUBLE DIAGNOSIS - SPECIFICATION VALUE Detect malfunctioning part according to . Is a malfunctioning part detected? YES >> GO TO 11. NO >> GO TO 9. 9. DETECT MALFUNCTIONING SYSTEM BY SYMPTOM TABLE Detect malfunctioning system according to based on the confirmed symptom in step 4, and determine the trouble diagnosis order based on possible causes and symptoms. >> GO TO 10. 10. DETECT MALFUNCTIONING PART BY DIAGNOSIS PROCEDURE Inspect according to Diagnosis Procedure of the system. . Is a malfunctioning part detected? YES >> GO TO 11. NO >> Monitor input data from related sensors or check voltage of related ECM terminals using CON- SULT. Refer to 11. REPAIR OR REPLACE THE MALFUNCTIONING PART 1. Repair or replace the malfunctioning part. 2. Reconnect parts or connectors disconnected during Diagnosis Procedure again after repair and replace- 3. Check DTC. If DTC is displayed, erase it. With CONSULT: Refer to “How to Erase DTC and 1st Trip DTC” in Without CONSULT: Refer to “How to Erase Self-diagnostic Results” in >> GO TO 12. |