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Home >> Dodge and Ram >> 2011 >> Durango Express, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 237 ((Front Control Module (FCM) - Electrical Diagnostics)) >> Diagnosis and Testing >> U0021-Can B Bus (+) Circuit Open >> When Monitored:
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When Monitored:

WARNING: This page is about a different car, the 2011 RAM Dakota. However, it is still accessible from the selected car via links, so may be relevant.

With the ignition on and battery voltage between 10 and 16 volts.

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