|
|
AUTOMATIC TRANSMISSION DIAGNOSIS AUTOMATIC TRANSMISSION 23A-12 AUTOMATIC TRANSMISSION DIAGNOSIS DIAGNOSTIC TROUBLESHOOTING FLOW M1231013500353 INTRODUCTION TO A/T DIAGNOSIS M1231012300226 The automatic transmission can exhibit any of the The following items are suspected as causes for the
Gather information from customer. Check the transmission fluid. Verify complaint. Replace or replenish the transmission fluid. Communication with the scan tool MB991958 (MUT-III sub assembly) not possible in Symptom Chart. Read the diagnostic trouble code. Erase the diagnostic trouble code. Check symptom. Perform the repair. Road test Recheck diagnostic trouble codes which were read before road test. To DIAGNOSTIC TROUBLE CODE CHART To SYMPTOM CHART Search for cause. Repair Confirmation test (road test) INTERMITTENT MALFUNCTIONS (Refer to GROUP 00, How to Use Troubleshooting/Inspection Service Points.) Completed NG OK Communication with the scan tool MB991958 (MUT-III sub assembly) not possible Diagnostic trouble code displayed. No diagnostic trouble code displayed. Abnormality exists (no diagnostic trouble code) Abnormality exists (diagnostic trouble code present) No abnormality No diagnostic trouble code displayed. Diagnostic trouble code displayed. Found Not found OK OK NG AC210189 NG AB |