Dodge Dakota (ND). Manual — part 162
B1470-CHANNEL 4 AUDIO SPEAKER OUTPUT CIRCUIT LOW (CONTINUED)
3.
CHECK THE (X292) AMPLIFIED RIGHT FRONT DOOR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND
Measure the resistance between ground and the (X292) Amplified
Right Front Door Speaker (-) circuit.
Is the resistance below 10K ohms?
Yes
>> Repair the (X292) Amplified Right Front Door Speaker (-)
for a short to ground.
Perform BODY VERIFICATION TEST VER-1.
No
>> Go To 4
4.
CHECK OPERATION OF THE AMPLIFIED RIGHT FRONT DOOR SPEAKER
Turn the ignition off.
Reconnect and reinstall the Right Front Door Speaker.
Measure the resistance of the speaker circuit between the Amplifier C1
harness connector and ground..
Is the resistance below 10K ohms?
Yes
>> Replace the Right Front Door Speaker in accordance with
the service information.
Perform BODY VERIFICATION TEST VER-1.
No
>> Replace the Amplifier in accordance with the service infor-
mation.
Perform BODY VERIFICATION TEST VER-1.
8A - 106
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
ND
B1471-CHANNEL 4 AUDIO SPEAKER OUTPUT CIRCUIT HIGH
ND
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
8A - 107
B1471-CHANNEL 4 AUDIO SPEAKER OUTPUT CIRCUIT HIGH (CONTINUED)
For the Amplifier circuit diagram (Refer to 8 - ELECTRICAL/AUDIO - SCHEMATICS AND DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
With the ignition on.
•
Set Condition:
The Amplifier detects a short to battery condition on the output circuit.
Possible Causes
(X202) AMPLIFIED RIGHT FRONT DOOR SPEAKER (+) CIRCUIT SHORT TO VOLTAGE
(X292) AMPLIFIED RIGHT FRONT DOOR SPEAKER (-) CIRCUIT SHORT TO VOLTAGE
AMPLIFIER
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: B1471-CHANNEL 4 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.
2.
CHECK FOR VOLTAGE ON THE (X202) AMPLIFIED RIGHT FRONT DOOR SPEAKER (+) CIRCUIT
Turn the ignition off.
Disconnect the Amplifier C1 harness connector.
Disconnect the Amplified Right Front Door Speaker harness connector.
Turn the ignition on.
Measure for voltage on the (X202) Amplified Right Front Door Speaker
(+) circuit.
Is the voltage above 10.0 volts?
Yes
>> Repair the (X202) Amplified Right Front Door Speaker (+)
circuit for a short to voltage.
Perform BODY VERIFICATION TEST VER-1.
No
>> Go To 3
8A - 108
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
ND
B1471-CHANNEL 4 AUDIO SPEAKER OUTPUT CIRCUIT HIGH (CONTINUED)
3.
CHECK FOR VOLTAGE ON THE (X292) AMPLIFIED RIGHT FRONT DOOR SPEAKER (-) CIRCUIT
Measure for voltage on the (X292) Amplified Right Front Door Speaker
(-) circuit.
Is the voltage above 10.0 volts?
Yes
>> Repair the (X292) Amplified Right Front Door Speaker (-)
circuit for a short to voltage.
Perform BODY VERIFICATION TEST VER-1.
No
>> Replace the Amplifier in accordance with the service infor-
mation.
Perform BODY VERIFICATION TEST VER-1.
ND
AUDIO/VIDEO SYSTEMS - ELECTRICAL DIAGNOSIS
8A - 109
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