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2025
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Grand Cherokee Altitude, AWD
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Different car
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Section 38 (Integrated Dual Charge Module (IDCM) - DTCS B21E3-00 To P0CF5-00)
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DTC Troubleshooting
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B21E3-00 Dc To Dc Converter Current Sensor-Over Current
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When Monitored
When Monitored
WARNING:
This page is about a different car, the 2025 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic runs continuously when the ignition is on.