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 B1205 Mercury 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 message center functionality is controlled through the message center switches, which are hardwired to the Instrument Cluster (IC). The Instrument Cluster (IC) monitors the message center switch input by sending reference signals through the circuit. The message center switch return signal is routed back to the Instrument Cluster (IC) through the circuit. A continuous or on-demand Diagnostic Trouble Code (DTC) that sets if the Instrument Cluster (IC) detects a stuck RESET or SETUP switch, or a switch that has been pressed for longer than 2 minutes, on the circuit.
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