Dodge Nitro. Manual - part 263

With the radio on.  

Set Condition:  

When the output circuit is LOW for more than three seconds.  

Diagnostic Test 

1) INTERMITTENT CONDITION 

Turn the ignition on. 

With the scan tool, clear all Radio DTC's. 

Turn the Radio on. 

With the scan tool, read the DTC information. 

Does the scan tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW?  

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) (X205) LEFT REAR SPEAKER (+) CIRCUIT SHORTED TO GROUND 

Possible Causes 

(X205) LEFT REAR SPEAKER (+) CIRCUIT SHORTED TO GROUND
(X295) LEFT REAR SPEAKER (-) CIRCUIT SHORTED TO GROUND
SPEAKER

 

2007 Dodge Nitro R/T 

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

  

Fig. 20: Measuring Resistance Between Ground And (X205) Left Rear Speaker (+) Circuit 
Courtesy of CHRYSLER LLC 

Turn the ignition off. 

Disconnect the Radio harness connector. 

Disconnect the Rear Left Audio Speaker harness connector. 

Measure the resistance between ground and the (X205) Left Rear Speaker (+) circuit. 

Is the resistance below 1000.0 ohms?  

Yes  

Repair the (X205) Left Rear Speaker (+) circuit for a short to ground condition.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

 

2007 Dodge Nitro R/T 

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

  

Go to 3).  

3) (X295) LEFT REAR SPEAKER (-) CIRCUIT SHORTED TO GROUND 

Fig. 21: Measuring Resistance Between Ground And (X295) Left Rear Speaker (-) Circuit 
Courtesy of CHRYSLER LLC 

Measure the resistance between ground and the (X295) Left Rear Speaker (-) circuit. 

Is the resistance below 1000.0 ohms?  

Yes  

Repair the (X295) Left Rear Speaker (-) circuit for a short to ground condition.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

Go to 4).  

4) SPEAKER 

 

2007 Dodge Nitro R/T 

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

  

Connect the Radio harness connector.

With the Rear Left Audio Speaker still disconnected, turn the ignition on. 

Turn the Radio on. 

With the scan tool, clear all Radio DTC's. 

With the scan tool, read the DTC information. 

Does the scan tool read: B1409-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT LOW?  

Yes  

Replace the Rear Left Audio Speaker in accordance with the service information.  

Perform BODY VERIFICATION TEST - VER 1 .  

No  

Test Complete.  

B140A-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT HIGH 

 

2007 Dodge Nitro R/T 

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