OBD-II Diagnostic Trouble Codes

B21DD-16 – System Voltage-circuit Voltage Below Threshold (Jeep Grand Cherokee)

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B2199-17 – Battery Voltage- Circuit Voltage Above Threshold (Jeep Grand Cherokee)

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B2199-16 – Battery Voltage- Circuit Voltage Below Threshold (Jeep Grand Cherokee)

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B2127-00 – Sensor Supply Voltage High (Jeep Grand Cherokee)

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B2126-00 – Sensor Supply Voltage Low (Jeep Grand Cherokee)

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B168A-00 – Right Headlamp Leveling Motor Control Circuit Performance (Jeep Grand Cherokee)

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B1685-00 – Left Headlamp Leveling Motor Control Circuit Performance (Jeep Grand Cherokee)

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B1681-00 – Rear Headlamp Leveling Sensor Circuit Performance (Jeep Grand Cherokee)

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B167D-00 – Front Headlamp Leveling Sensor Circuit Performance (Jeep Grand Cherokee)

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U140E-00 – Implausible Vehicle Configuration Data Received (Jeep Grand Cherokee)

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