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MULTI-CENTER DISPLAY CHASSIS ELECTRICAL 54A-278 STEP 6. Recheck for diagnostic trouble code. 1. Erase the DTC. Q: Is the check result satisfactory? YES : The procedure is complete. DTC 021 (U1128): Failures Information on Combination Meter CAUTION If DTC 021 (U1128) is set in the multi-centre dis- . CIRCUIT OPERATION Refer to . . DTC SET CONDITION The multi-centre display unit communicates with the . TECHNICAL DESCRIPTION (COMMENT) Current trouble • The combination meter or the multi-centre display unit may be defective. Past trouble • Carry out diagnosis with particular emphasis on connector(s) or wiring harness between the com- ). . TROUBLESHOOTING HINTS • Refer to circuit diagrams GROUP- • Refer to configuration diagrams GROUP- • The wiring harness or connectors may have loose, corroded, or damaged terminals, or termi- • Malfunction of combination meter • Malfunction of multi-centre display unit DIAGNOSIS Required Special Tools: • MB991958: Diagnostic Tool (MUT-III Sub Assembly) • MB991824: Vehicle Communication Interface (V.C.I.) • MB991827: MUT-III USB Cable • MB991911: MUT-III Main Harness A (Vehicles with CAN communication system) |