Diagnostic Test

1) CHECK FOR AN INTERMITTENT CONDITION
Turn the ignition on, then off, and then on again.

With the scan tool, read Amplifier DTCs.

Does the scan tool display active: B1462-CHANNEL 1 AUDIO SPEAKER OUTPUT CIRCUIT HIGH?

Yes
1. Go to 2).
No
1. The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
2. Perform BODY VERIFICATION TEST - VER 1 .
2) CHECK FOR VOLTAGE ON THE (X201) AMPLIFIED LEFT I/P SPEAKER (+) CIRCUIT

Fig 1: Measuring Voltage On Amplified Left I/P Speaker (+) Circuit
Courtesy of CHRYSLER LLC

Turn the ignition off.

Disconnect the Amplifier C2 harness connector.

Disconnect the Amplified Left I/P Speaker harness connector.

Turn the ignition on.

Measure for voltage on the (X201) Amplified Left I/P Speaker (+) circuit.

Is the voltage above 10.0 volts?

Yes
1. Repair the (X201) Amplified Left I/P Speaker (+) circuit for a short to voltage.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Go to 3).
3) CHECK FOR VOLTAGE ON THE (X291) AMPLIFIED LEFT I/P SPEAKER (-) CIRCUIT

Fig 2: Measuring Voltage On Amplified Left I/P Speaker (-) Circuit
Courtesy of CHRYSLER LLC

Measure for voltage on the (X291) Amplified Left I/P Speaker (-) circuit.

Is the voltage above 10.0 volts?

Yes
1. Repair the (X291) Amplified Left I/P Speaker (-) circuit for a short to voltage.
2. Perform BODY VERIFICATION TEST - VER 1 .
No
1. Replace the amplifier in accordance with the service information.
2. Perform BODY VERIFICATION TEST - VER 1 .