Dodge Nitro. Manual - part 275

No  

Go to 3).  

3) CHECK FOR VOLTAGE ON THE (X291) AMPLIFIED LEFT I/P SPEAKER (-) CIRCUIT 

Fig. 43: Measuring For Voltage On (X291) 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  

Repair the (X291) Amplified Left I/P Speaker (-) circuit for a short to voltage.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

 

2007 Dodge Nitro R/T 

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

  

Replace the amplifier in accordance with the service information.  

Perform BODY VERIFICATION TEST - VER 1 .  

B1463-CHANNEL 1 AUDIO SPEAKER OUTPUT CIRCUIT OPEN 

 

2007 Dodge Nitro R/T 

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

  

Fig. 44: Channel 1 Audio Speaker Output Circuit Schematic
Courtesy of CHRYSLER LLC 

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article. 

When Monitored:  

Amplifier BUS wake-up. Amplifier reset with scan tool.  

Set Condition:  

The amplifier detects an open condition on the speaker output circuit.  

Diagnostic Test 

1) CHECK FOR AN INTERMITTENT CONDITION 

Turn the ignition on. 

Turn the radio on. 

With the scan tool, erase Amplifier DTCs. 

With the scan tool, reset the amplifier. 

With the scan tool, read Amplifier DTCs. 

Does the scan tool display active: B1463-CHANNEL 1 AUDIO SPEAKER OUTPUT CIRCUIT 
OPEN?  

Yes  

Go to 2).  

No  

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.  

Perform BODY VERIFICATION TEST - VER 1 .  

2) CHECK THE OPERATION OF THE LEFT FRONT I/P SPEAKER 

Possible Causes 

(X201) AMPLIFIED LEFT I/P SPEAKER (+) CIRCUIT OPEN
(X291) AMPLIFIED LEFT I/P SPEAKER (-) CIRCUIT OPEN
LEFT FRONT I/P SPEAKER
AMPLIFIER

 

2007 Dodge Nitro R/T 

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

  

Fig. 45: Measuring Voltage Of Amplified Left I/P Speaker Circuits In Amplified Left I/P Speaker 
Harness Connector 
Courtesy of CHRYSLER LLC 

Turn the ignition off. 

Disconnect the Left I/P Speaker harness connector. 

Turn the ignition on. 

Turn the radio on and turn the volume to mid level. 

With a voltmeter set to read in A/C voltage, measure the voltage of the Amplified Left I/P Speaker 
circuits in the Amplified Left I/P Speaker harness connector. 

Is the voltage present greater than 1 volt?  

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 FOR AN OPEN

 

2007 Dodge Nitro R/T 

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