B140B-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN
For a complete wiring diagram Refer to Section 8W.
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When Monitored:
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With the radio on.
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Set Condition:
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When the output circuit is open for more than three seconds. The radio will not set the fault if the radio confirms an amplifier is on the BUS.
Possible Causes
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(X205) LEFT REAR SPEAKER (+) CIRCUIT OPEN
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(X295) LEFT REAR SPEAKER (-) CIRCUIT OPEN
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SPEAKER
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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: B140B-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?
Yes
No
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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.
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Perform the BODY VERIFICATION TEST - VER 1.
(Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2.
(X205) LEFT REAR SPEAKER (+) CIRCUIT OPEN
Turn the ignition off.
Disconnect the Radio harness connector.
Disconnect the Rear Left Audio Speaker harness connector.
Measure the resistance of the (X205) Left Rear Speaker (+) circuit between the Radio and the Speaker.
Is the resistance below 5.0 ohms for each circuit?
Yes
No
3.
(X295) LEFT REAR SPEAKER (-) CIRCUIT OPEN
Measure the resistance of the (X295) Left Rear Speaker (-) circuit between the Radio and the Speaker.
Is the resistance below 5.0 ohms for each circuit?
Yes
No
4.
SPEAKER
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: B140B-REAR LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?
Yes
No