Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 295
Possible Causes
SPEAKER
(X202) SPEAKER OUTPUT CIRCUIT (+)
(X292) SPEAKER OUTPUT CIRCUIT (-)
Diagnostic Test
1.
INTERMITTENT CONDITION
Turn the ignition on, then off, and then on again.
With the scan tool, read Radio DTCs.
Does the scan tool display active: B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH?
Yes
>> Go To 2
No
>> The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche-
matic as a guide, inspect the wiring and connectors.
Perform BODY VERIFICATION TEST VER-1.
2.
CHECK FOR VOLTAGE ON THE (X202) SPEAKER (+) CIRCUIT
Turn the ignition off.
Disconnect the Radio C1 harness connector.
Disconnect the Right Rear Speaker harness connector.
Measure for voltage on the (X202) Speaker (+) circuit.
Is the voltage above 10.0 volts?
Yes
>> Repair the (X202) Speaker (+) circuit for a short to voltage.
Perform BODY VERIFICATION TEST VER-1.
No
>> Go To 3
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AUDIO - ELECTRICAL DIAGNOSTICS
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3.
CHECK FOR VOLTAGE ON THE (X292) SPEAKER (-) CIRCUIT
Measure for voltage on the (X292) Speaker (-) circuit.
Is the voltage above 10.0 volts?
Yes
>> Repair the (X292) Speaker (-) circuit for a short to voltage.
Perform BODY VERIFICATION TEST VER-1.
No
>> Replace the Radio in accordance with the service informa-
tion.
Perform BODY VERIFICATION TEST VER-1.
LX
AUDIO - ELECTRICAL DIAGNOSTICS
8A - 107
B1407-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN
For a complete wiring diagram Refer to Section 8W.
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AUDIO - ELECTRICAL DIAGNOSTICS
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•
When Monitored:
•
With the Radio on.
•
Set Condition:
•
When the Output circuit is open for more than 3 seconds. The Radio will not set the fault if the radio confirms
an amplifier is on the BUS.
Possible Causes
SPEAKER
(X202) (X292) RIGHT FRONT SPEAKER OUTPUT CIRCUIT
Diagnostic Test
1.
INTERMITTENT CONDITION
Turn the ignition on.
With the Scan Tool, clear all Audio DTC’s.
Turn the Radio on.
With the Scan Tool, read the DTC information.
Does the Scan Tool read: B1407-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?
Yes
>> Go To 2
No
>> The condition that caused the symptom is currently not present. Inspect the related wiring for a possible
intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
Perform the BODY VERIFICATION TEST VER 1.
2.
(X202) (X292) Speaker Output circuits.
Turn the ignition off.
Disconnect the Radio C1 harness connector.
Disconnect the Front Right Audio Speaker connector.
Measure the resistance of each speaker (X202)(+) and (X292)(-) circuit between the Radio and the Speaker.
Is the resistance below 5.0 ohms for each circuit?
Yes
>> Go To 3
No
>> Repair the applicable Output Speaker circuit for an open condition.
Perform the BODY VERIFICATION TEST VER 1.
3.
Speaker
Turn the ignition off.
Disconnect the Front Right Audio Speaker.
Turn the ignition on.
Turn the Radio on.
With the Scan Tool, clear all Audio DTC’s.
With the Scan Tool, read the DTC information.
Does the Scan Tool read: B1407-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?
Yes
>> Replace the Speaker in accordance with the service information.
Perform the BODY VERIFICATION TEST VER 1.
No
>> Test Complete.
LX
AUDIO - ELECTRICAL DIAGNOSTICS
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