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EC-132 < BASIC INSPECTION > [QR25DE] DIAGNOSIS AND REPAIR WORKFLOW Do you have CONSULT? YES >> GO TO 7. NO >> GO TO 9. 7. PERFORM SPEC IN DATA MONITOR MODE With CONSULT Check that “MASS AIR FLOW SENSOR (Hz)”, “B/FUEL SCHDL”, and “A/F ALPHA-B1” are within the SP value using “SPEC” in “DATA MONITOR” mode with CONSULT. Refer to . 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. NOTE: The Diagnosis Procedure in EC section described based on open circuit inspection. A short circuit inspection is also required for the circuit check in the Diagnosis Procedure. For details, refer to . 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- ment. 3. Check DTC. If DTC is displayed, erase it. >> GO TO 12. 12. FINAL CHECK When DTC was detected in step 2, perform DTC CONFIRMATION PROCEDURE or Component Function Check again, and then check that the malfunction have been completely repaired. When symptom was described from the customer, refer to confirmed symptom in step 3 or 4, and check that the symptom is not detected. YES-1 >> DTC is detected: GO TO 10. YES-2 >> Symptom remains: GO TO 6. NO-1 >> No request for I/M examination from the customer: Before returning the vehicle to the customer, always erase unnecessary DTC in ECM. If the completion of SRT is needed, drive vehicle under the specific driving pattern. Refer to EC-149, "SRT Set Driving Pattern" NO-2 >> I/M examination, requested from the customer: GO TO 13. 13. PREPARE FOR I/M EXAMINATION |