B140F
B140F-REAR RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPENWHEN 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
- (X206) right rear speaker (+) circuit open
- (X296) right rear speaker (-) circuit open
- Speaker
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.
Q: Does the Scan Tool read: B140F-REAR RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN?
YES: Go To 3
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. Body Verification Test
2. (X206) RIGHT REAR SPEAKER (+) CIRCUIT OPEN
Turn the ignition off.
Disconnect the Radio C1 harness connector.
Disconnect the Right Rear Speaker harness connector.
Measure the resistance of the (X206) Right Rear Speaker (+) circuit between the Radio C1 connector, and the Right Rear Speaker harness connector.
Q: Is the resistance below 5.0 ohms?
YES: Go To 3
Perform the BODY VERIFICATION TEST VER 1. Body Verification Test
NO: Repair open in the (X206) Right Rear Speaker (+) circuit.
Perform the BODY VERIFICATION TEST VER 1. Body Verification Test
3. (X296) RIGHT REAR SPEAKER (-) CIRCUIT OPEN
Turn the ignition off.
Disconnect the Radio C1 harness connector.
Disconnect the Right Rear Speaker harness connector.
Measure the resistance of the (X296) Right Rear Speaker (-) circuit between the Radio C1 connector, and the Right Rear Speaker harness connector.
Q: Is the resistance below 5.0 ohms?
YES: Replace the Right Rear Speaker.
Perform the BODY VERIFICATION TEST VER 1. Body Verification Test
NO: Repair open in the (X296) Right Rear Speaker (-) circuit.
Perform the BODY VERIFICATION TEST VER 1. Body Verification Test