Start by checking 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's pins.
The cost to diagnose the B1239 RAM code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
The Park Assist Module monitors the Park Assist (PTS) Sensor #9. The Park Assist Module sets the OBDII code when the Park Assist (PTS) Sensor #9 is not to factory specifications.
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Get the B1239 RAM code diagnosed by a professional: Find a repair shop in your area