Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the P1389 Dodge code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
The Auto Shutdown (ASD) relay voltage is monitored with the engine running, battery voltage more than 10.4 volts and engine speed more than 400 RPM. The Diagnostic Trouble Code (DTC) will set in the Powertrain Control Module (PCM) memory when PCM does not sense voltage when ASD relay is energized.
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