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MMCS TSB Revision CHASSIS ELECTRICAL 54A-461 DIAGNOSTIC TROUBLE CODE PROCEDURES DTC B2226: AND [Audio visual Navigation (HDD) unit] error CAUTION • If DTC B2226 is set, be sure to diagnose the CAN bus line. • When replacing the CAN box unit or multivi- sion display, always check that the communi- . TROUBLE JUDGMENT When the CAN box unit receives the signal from the . TROUBLESHOOTING HINT • The CAN box unit may be defective • The multivision display 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. ). ZC501967 AC404789 AC702802 MB991824 MB991827 MB991910 Data link connector AB |