Dodge Nitro. Manual — part 277

Turn the ignition off.

Disconnect the Amplified Left I/P Speaker.

Measure the resistance of the speaker between the two terminals.

Is the resistance of the speaker less than 1 ohm?

Yes

Replace the Amplified Left I/P Speaker in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1 .

No

Go to 3).

3) CHECK THE (X201) AMPLIFIED LEFT I/P SPEAKER (+) CIRCUIT, AND THE (X291)
AMPLIFIED LEFT I/P SPEAKER (-) CIRCUITS FOR A SHORT TOGETHER

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro

Fig. 49: Measuring Resistance Between (X201) Amplified Left I/P Speaker (+) Circuit And (X291)
Amplified Left I/P Speaker (-) Circuit
Courtesy of CHRYSLER LLC

Disconnect the Amplifier C2 harness connector.

Measure the resistance between the (X201) Amplified Left I/P Speaker (+) circuit, and the (X291)
Amplified Left I/P Speaker (-) circuit.

Is the resistance below 10K ohms?

Yes

Repair the (X201) Amplified Left I/P Speaker (+) circuit, and the (X291) Amplified Left I/P
Speaker (-) circuit for a short together.

Perform BODY VERIFICATION TEST - VER 1 .

No

Replace the amplifier in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1 .

B1465-CHANNEL 2 AUDIO SPEAKER OUTPUT CIRCUIT PERFORMANCE

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

With the ignition on.

Set Condition:

This DTC will set if a DC offset occurs on the output channel, the amplifier shall set a DTC after a
maturity rate of 5 ±1 sec.

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: B1465-CHANNEL 2 AUDIO SPEAKER OUTPUT CIRCUIT
PERFORMANCE?

Possible Causes

AMPLIFIER

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro

Yes

Replace the amplifier in accordance with the service information.

Perform BODY VERIFICATION TEST - VER 1 .

No

The conditions that caused this code to set are not present at this time. Using the wiring
diagram/schematic as a guide, inspect the wiring and connectors.

Perform BODY VERIFICATION TEST - VER 1 .

B1466-CHANNEL 2 AUDIO SPEAKER OUTPUT CIRCUIT LOW

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro

Fig. 50: Channel 2 Audio Speaker Output Circuit Schematic
Courtesy of CHRYSLER LLC

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro