Dodge Nitro. Manual — part 297
With the ignition on.
Set Condition:
The amplifier detects a shorted to ground condition on the speaker output circuit.
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: B147A-CHANNEL 6 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) CHECK THE (X206) AMPLIFIED RIGHT REAR SPEAKER (+) CIRCUIT FOR A SHORT
TO GROUND
Possible Causes
(X206) AMPLIFIED RIGHT REAR SPEAKER (+) CIRCUIT SHORTED TO GROUND
(X296) AMPLIFIED RIGHT REAR SPEAKER (-) CIRCUIT SHORTED TO GROUND
RIGHT REAR SPEAKER
AMPLIFIER
2007 Dodge Nitro R/T
2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro
Fig. 102: Measuring Resistance Between Ground And (X206) Amplified Right Rear Speaker (+)
Circuit
Courtesy of CHRYSLER LLC
Turn the ignition off.
Disconnect the Amplifier C2 harness connector.
Disconnect the Right Rear Speaker harness connector.
Measure the resistance between ground and the (X206) Amplified Right Rear Speaker (+) circuit.
Is the resistance below 10K ohms?
Yes
Repair the (X206) Amplified Right Rear Speaker (+) circuit for a short to ground.
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) CHECK THE (X296) AMPLIFIED RIGHT REAR SPEAKER (-) CIRCUIT FOR A SHORT TO
GROUND
Fig. 103: Measuring Resistance Between Ground And (X296) Amplified Right Rear Speaker (-)
Circuit
Courtesy of CHRYSLER LLC
Measure the resistance between ground and the (X296) Amplified Right Rear Speaker (-) circuit.
Is the resistance below 10K ohms?
Yes
Repair the (X296) Amplified Right Rear Speaker (-) for a short to ground.
Perform BODY VERIFICATION TEST - VER 1 .
No
2007 Dodge Nitro R/T
2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro
Go to 4).
4) CHECK OPERATION OF THE AMPLIFIED RIGHT REAR SPEAKER
Fig. 104: Measuring Resistance Of Speaker Circuit Between Amplifier C2 Harness Connector And
Ground
Courtesy of CHRYSLER LLC
Reconnect and reinstall the Right Rear Speaker.
Measure the resistance of the speaker circuit between the Amplifier C2 harness connector and ground.
Is the resistance below 10K ohms?
Yes
Replace the Right Rear Speaker in accordance with the service information.
Perform BODY VERIFICATION TEST - VER 1 .
No
Replace the amplifier in accordance with the service information.
Perform BODY VERIFICATION TEST - VER 1 .
B147B-CHANNEL 6 AUDIO SPEAKER OUTPUT CIRCUIT HIGH
2007 Dodge Nitro R/T
2007 ACCESSORIES AND EQUIPMENT Audio/Video Systems - Electrical Diagnostics - Nitro
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст