Galant L4-2.4L (4G69) (2004)
and other types of similar electrical phenomena.
STEP 1. Check if the customer heard the noise under any of the following conditions.
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A motorcycle was passing.
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Lighting was flashing.
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Passed beneath a power line.
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Passed beneath a telephone line.
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Passed by a signal generator.
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Passed by any other sources of electrical noise.
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Passed under a bridge or through a tunnel.
Q: Did the noise occur during any of the circumstances listed above?
YES: The observed noise is normal.
NO: Go to Step 2.
STEP 2. Compare the customers radio to another identical model.
Operate the radio in a vehicle with a known good audio system of the same type as the customer's.
Q: Is there more noise on the customers radio?
YES: Check all power and ground connections. If all connections are in good condition, consult the radio manufacturers service center.
NO: The observed noise is normal.
Inspection Procedure 13
Noise is Detected with Engine Running.