|
|
ETACS TSB Revision CHASSIS ELECTRICAL 54A-765 DTC U0331: ECU internal error . TROUBLE JUDGMENT If the ETACS-ECU error counter value is detected to . TROUBLESHOOTING HINTS • The ETACS-ECU may be defective. DIAGNOSIS Required Special Tools: • MB991958: Scan Tool (M.U.T.-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) • MB991827: M.U.T.-III USB Cable • MB991910: M.U.T.-III Main Harness A (Vehicles with CAN communication system) Recheck for diagnostic trouble code. CAUTION To prevent damage to scan tool MB991958, always turn the Scan Tool (M.U.T.-III) ." (2) Turn the ignition switch to the "ON" position. position. (5) Check if DTC is set. YES : Replace the ETACS-ECU. ZC501967 AC404789 AC702802 MB991824 MB991827 MB991910 Data link connector AB |