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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Amplifier (Amp) Premium 2 - DTCS B1407-11 To U0184-87 >> DTC Troubleshooting >> B140B-92 - Channel 11 Audio Speaker Output - Performance Or Incorrect Operation >> Possible Causes

Possible Causes

Possible Causes
LEFT FRONT TWEETER SPEAKER AND AMPLIFIER CONNECTIONS
LEFT FRONT TWEETER SPEAKER (+/-) CIRCUIT(S) - OPEN/HIGH RESISTANCE/SHORTED
LEFT FRONT TWEETER SPEAKER
AMPLIFIER

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  STANDARD PROCEDURE  .

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