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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1366 ((Audio (Radio) - Electrical Diagnostics) (RRM)) >> DTC Troubleshooting >> B1400-13 Front Left Audio Speaker Output-Circuit Open-Base >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.

The radio is provided with a fused Battery and Ground circuit. When the Ignition is turned on, the BCM transmits a wake up signal over the CAN bus to the Radio. The Radio monitors the Speaker circuits for electrical faults.

For additional detailed description and operation of the Audio System, refer to DESCRIPTION AND OPERATION .

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