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AUTOMATIC TRANSAXLE DIAGNOSIS TSB Revision AUTOMATIC TRANSAXLE 23A-15 1. Connect the scan tool MB991502 to the data link connector. 2. Turn the ignition switch to "ON" position. 3. Record the diagnostic trouble codes for A/T. 4. Refer to the Diagnostic Trouble Code Chart. 5. Turn the ignition switch to "LOCK" (OFF) and then back to "ON" again. 6. Erase the diagnostic trouble code by selecting DTC erase from SPECIAL MENU screen, using scan tool. 7. Check for diagnostic trouble codes. Confirm the scan tool displays "normal." 8. Turn the ignition switch to "LOCK" (OFF) position. 9. Disconnect the scan tool. INSPECTION USING SCAN TOOL, ROAD TEST Required Special Tool: CAUTION To prevent damage to scan tool MB991502, always turn the 2. Turn the ignition switch to "ON" position. 3. Carry out inspection by means of the Road Test or Data List function. If there is an abnormality, check and repair the , Road Test. Refer to , Data List Reference Table. 4. Re-check using scan tool and check that the abnormal input and output have returned to normal because of the repairs. 5. Erase the diagnostic trouble code(s). 6. Turn the ignition switch to "LOCK" (OFF) position. 7. Disconnect the scan tool from the data link connector. 8. Start the engine again and do a test drive to confirm that the problem is eliminated. FAIL-SAFE/BACKUP FUNCTION M1231008300052 When malfunctions of the main sensors or actuators AC003081AC MB991502 DATA LINK AC003081AC MB991502 DATA LINK |