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SATELLITE RADIO TUNER TSB Revision CHASSIS ELECTRICAL 54A-545 DTC U0151: SRS-ABG CAN timeout CAUTION • If DTC U0151 is set, be sure to diagnose the CAN bus line. • When replacing the ECU, always check that the communication circuit is normal. . DIAGNOSTIC FUNCTION If the signal from SRS-ECU cannot be received, the . JUDGMENT CRITERIA With the ignition switch in the ON position, system −16 volts (data from ETACS-ECU), power supply fuse is OK, or odometer . TROUBLESHOOTING HINTS • The CAN bus line may be defective • The satellite radio tuner may be defective • The SRS-ECU may be defective DIAGNOSIS Required Special Tools: • MB991958: Scan Tool (M.U.T.-III Sub Assembly) • MB991824: Vehicles 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) STEP 1. Using scan tool MB991958, diagnose the CAN bus 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. YES : Go to Step 2. ). AC608435 Data link connector MB991827 MB991824 MB991910 AB |