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1 1 1 1 1 1 Is there a bluetooth module installed to the vehicle? GO to A19 . No GO to A21 . A19: CHECK FOR FAILURE OF OPTICAL FIBRE TO BLUETOOTH MODULE Disconnect MOST connector C4MM22B from the bluetooth module. Is the bright red light visible at harness side of connector C4MM22B pin 1? GO to A20 . No Fault is in optical fibre harness between C4ME27C pin 2 and C4MM22B pin 1, rectify the fault and A20: CHECK FOR FAILURE AT BLUETOOTH MODULE Connect OBT to bluetooth module MOST connector C4MM22B. Is the Rx lamp/LED permanently 'ON' and the HLDF screen permanently displaying 'Home screen menu' or Check/repair power feed and ground lines to bluetooth module. If power feed and ground lines ok, Bluetooth Module (415-01 Information and Entertainment System, Removal and Installation). No Disconnect OBT and reconnect bluetooth module MOST connector C4MM22B. GO to A21 . A21: CHECK FOR INSTALLATION OF DIGITAL AUDIO BROADCAST/SATELLITE RADIO MODULE Check for installation of digital audio broadcast/satellite radio module. Is there a digital audio broadcast/satellite radio module installed to the vehicle? GO to A22 . No GO to A24 . A22: CHECK FOR FAILURE OF OPTICAL FIBRE TO DIGITAL AUDIO BROADCAST/SATELLITE RADIO MODULE Disconnect MOST connector C4ME43B from the digital audio broadcast/satellite radio module. Is the bright red light visible at harness side of connector C4ME43B pin 1? GO to A23 . No Fault is in optical fibre harness between C4MM22B pin 2 (or C4ME27C pin 2, if bluetooth module not A23: CHECK FOR FAILURE AT DIGITAL AUDIO BROADCAST/SATELLITE RADIO MODULE Connect OBT to digital audio broadcast/satellite radio module MOST connector C4ME43B. Is the Rx lamp/LED permanently 'ON' and the HLDF screen permanently displaying 'Home screen menu' or Check/repair power feed and ground lines to digital audio broadcast/satellite radio module. If power Satellite Radio Tuner (415-01 Information and Entertainment System, Removal and Installation). No GO to A24 . A24: CHECK FOR FAILURE OF OPTICAL FIBRE TO INTERMEDIATE CONNECTOR C23S PIN 1 Disconnect intermediate connector C23S. Is the bright red light visible at harness side of connector C23S pin 1? No fault is indicated with the MOST Network, check all connectors and re-test vehicle. No Fault is in optical fibre harness between C4ME43B pin 2, if digital audio broadcast/satellite radio Navigation System Pinpoint Tests • NOTE: If the control module or a component is suspect and the vehicle remains under manufacturer warranty, refer to the • NOTE: Navigation Diagnostic Screen Access 1.W ith the vehicle at rest, place the ignition switch in either "ACC", "ON", or start the engine. |