OBD-II Diagnostic Trouble Codes

B1475 – Channel 5 Audio Speaker Output Circuit Low (Jeep Grand Cherokee)

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B1474 – Channel 5 Audio Speaker Output Circuit Performance (Jeep Grand Cherokee)

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B1473 – Channel 4 Audio Speaker Output Circuit Shorted Together (Jeep Grand Cherokee)

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B1472 – Channel 4 Audio Speaker Output Circuit Open (Jeep Grand Cherokee)

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B1471 – Channel 4 Audio Speaker Output Circuit High (Jeep Grand Cherokee)

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B1470 – Channel 4 Audio Speaker Output Circuit Low (Jeep Grand Cherokee)

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B146F – Channel 4 Audio Speaker Output Circuit Performance (Jeep Grand Cherokee)

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B146E – Channel 3 Audio Speaker Output Circuit Shorted Together (Jeep Grand Cherokee)

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B146D – Channel 3 Audio Speaker Output Circuit Open (Jeep Grand Cherokee)

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B146C – Channel 3 Audio Speaker Output Circuit High (Jeep Grand Cherokee)

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