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AUTOMATIC TRANSAXLE DIAGNOSIS TSB Revision AUTOMATIC TRANSAXLE 23A-314 INSPECTION PROCEDURE 14: Vibration . COMMENT If vibration occurs when driving at constant speed or . TROUBLESHOOTING HINTS (The most • Abnormal torque converter clutch pressure • Malfunction of the engine system • Malfunction of the torque converter clutch sole- noid • Malfunction of the torque converter • Malfunction of the valve body • Malfunction of the PCM DIAGNOSIS Required Special Tool: • MB991958: Scan Tool (MUT-III Sub Assembly) • MB991824: V.C.I. • MB991827: MUT-III USB Cable • MB991910: MUT-III Main Harness A STEP 1. Using scan tool MB991958, check actuator test CAUTION To prevent damage to scan tool MB991958, always turn the • Item 06: Torque Converter Clutch Solenoid Valve. • An audible clicking or buzzing should be heard when the torque converter clutch solenoid valve is ener- (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 2. valve. Refer to GROUP 23B, Valve Body Then confirm that the symptom is eliminated. AC305412 AB MB991910 DATA LINK CONNECTOR MB991824 MB991827 |