Mercedes Benz

Mercedes Benz Truck R 320 BLUETEC Technical LI82-62_P-041478 Date: 120921 Audio System - Various Sound Amplifier Concerns Sound amplifier: No sound after engine start, sound amplifier not in quick test, interference noise Topic number LI82.62-P-041478 Version 1 Design group 82.62 Loudspeakers, amplifiers, antennas Date 09-21-2012 Validity Model series 164, 251 with code 810 and code 805, 806, 807 or 808 (NTG2) Reason for change Complaint: ^ No sound after engine start ^ Sound amplifier (A2/13) not in quick test ^ Interference noise from speakers Cause: 1. Water ingress in sound amplifier (A2/13) ^ due to unplugged condensation drain hoses ^ incorrectly cemented windshield Mercedes Benz Truck R 320 BLUETEC Page 20 ^ leaking seal between crossmember under windshield and interior compartment 2. The software in the flash memory was overwritten Remedy: Remedy 1. Check sound amplifier (A2/13) for traces of water. Check condensation drain hoses for correct seating. Perf...

2010 Mercedes Benz Truck GL 350 BLUETEC (164.825) V6-3.0L DSL Turbo (642.820) ABS/TCS - 'ESP Malfunction-Service Required' ON Vehicle: All Technical Service Bulletins Audio System - Various Sound Amplifier Concerns Sound amplifier: No sound after engine start, sound amplifier not in quick test, interference noise Topic number LI82.62-P-041478 Version 1 Design group 82.62 Loudspeakers, amplifiers, antennas Date 09-21-2012 Validity Model series 164, 251 with code 810 and code 805, 806, 807 or 808 (NTG2) Reason for change Complaint: ^ No sound after engine start ^ Sound amplifier (A2/13) not in quick test ^ Interference noise from speakers Cause: 1. Water ingress in sound amplifier (A2/13) ^ due to unplugged condensation drain hoses ^ incorrectly cemented windshield ^ leaking seal between crossmember under windshield and interior compartment 2. The software in the flash memory was overwritten Remedy: Remedy 1. Check sound amplifier (A2/13) for traces of water...