INSPECTION PROCEDURE 1. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY (a) When there is a malfunction such as noise from a speaker or no sound at all, replace the speaker with a new one and check that the malfunction disappears. OK: Malfunction disappears. HINT:
2. INSPECT FRONT NO. 4 SPEAKER ASSEMBLY (for 7 Speakers) (a) Temporarily replace the front No. 4 speaker assembly with a new or normally functioning one. OK: Malfunction disappears. HINT: Connect the connectors to the front No. 4 speaker assembly. |
Toyota Tundra Service Manual > Navigation System: Speaker Output Short (B15C3)
DESCRIPTION This DTC is stored when a malfunction occurs in the speakers. DTC Code DTC Detection Condition Trouble Area B15C3 A short is detected in the speaker output circuit. Speakers Harness or connector Stereo component amplifier assembly Navigation receiver assembly WIRING DIAGRAM PROCEDURE 1. ...