Dodge Dakota (ND). Manual — part 139
B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW (CONTINUED)
For the Audio system circuit diagram (Refer to 8 - ELECTRICAL/AUDIO - SCHEMATICS AND DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
•
With the Radio on.
•
Set Condition:
•
When the Output circuit is LOW for more than 3 seconds.
Possible Causes
SPEAKER
(X56) (X54) RIGHT FRONT SPEAKER OUTPUT CIRCUIT
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
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:
B1405-FRONT
RIGHT
AUDIO
SPEAKER OUTPUT CIRCUIT LOW?
Yes
>> Go To 2
No
>> The condition that caused the symptom is currently not
present. Inspect the related wiring for a possible intermit-
tent condition. Look for any chafed, pierced, pinched, or
partially broken wires.
Perform the BODY VERIFICATION TEST VER 1.
2.
(X54) (X56) SPEAKER OUTPUT CIRCUITS.
Turn the ignition off.
Disconnect the Radio C1 harness connector.
Disconnect the Front Right Audio Speaker connector.
Measure the resistance between ground and each speaker (X54)(+) and (X56)(-) circuit.
Is the resistance below 1000.0 ohms for each circuit?
Yes
>> Repair the applicable Speaker (+) or (-) Output circuit for a short to ground condition.
No
>> Go To 3
8A - 14
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
ND
B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW (CONTINUED)
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: B1405-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT LOW?
Yes
>> Replace the Speaker in accordance with the service information.
Perform the BODY VERIFICATION TEST VER 1.
No
>> Test Complete.
ND
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
8A - 15
B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH
8A - 16
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
ND
B1406-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH (CONTINUED)
For the Audio system circuit diagram (Refer to 8 - ELECTRICAL/AUDIO - SCHEMATICS AND DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
•
Set Condition:
Possible Causes
SPEAKER
(X54) SPEAKER OUTPUT CIRCUIT (+)
(X56) SPEAKER OUTPUT CIRCUIT (-)
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
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/schematic
as a guide, inspect the wiring and connectors.
Perform BODY VERIFICATION TEST VER-1.
ND
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
8A - 17
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