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TM-140 < BASIC INSPECTION > [CVT: RE0F11A] DIAGNOSIS AND REPAIR WORK FLOW Use from the symptom inspection result in step 4. Then identify where to start per- forming the diagnosis based on possible causes and symptoms. >> GO TO 8. 7. REPAIR OR REPLACE THE MALFUNCTIONING PARTS Repair or replace the detected malfunctioning parts. Reconnect parts or connector after repairing or replacing, and then erase DTC if necessary. >> GO TO 8. 8. FINAL CHECK Perform “DTC CONFIRMATION PROCEDURE” again to make sure that the repair is correctly performed. Check that malfunctions are not reproduced when obtaining the malfunction information from the customer, referring to the symptom inspection result in step 3 or 4. YES-1 (DTC is reproduced.)>>GO TO 5. YES-2 (Malfunction is reproduced.)>>GO TO 6. NO >> Before delivering the vehicle to the customer, make sure that DTC is erased. Diagnostic Work Sheet INFOID:0000000009759371 DESCRIPTION There are many operating conditions that may cause a malfunction of the transmission parts. By understanding those conditions prop- erly, a quick and exact diagnosis can be achieved. In general, perception of a problem varies depending on individuals. Ask the customer about his/her concerns carefully. It is important to understand the phenomenon or status. To systemize all the informa- tion for the diagnosis, prepare the question sheet referring to the question points. In some cases, multiple conditions that appear simultaneously may cause a DTC to be detected. Worksheet Sample SEF907L Question sheet Customer's MR/MS Registration Initial year Year Month day Vehicle type Chassis No. Storage date Year Month day Engine Mileage km/Mile Symptom Vehicle does not start ( R position D position L position) Upshifting does not occur Downshifting does not occur Lock-up malfunction Shift point is too high Shift point is too low Shift shock ( N ⇒ D Lock-up R, D and L position) Slip ( N ⇒D Lock-up R, D and L position) Noise Vibration When selector lever position is shifted, shift pattern does not change. Other ( ) First occurrence Recently (as from month of year ) Frequency of occurrence Always Under certain conditions Sometimes [ time(s)/day] |