Engine-Codes - Mercury - B1206 MERCURY

B1206 MERCURY Code - EIC Switch Assembly Circuit Open

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

|B1206 MERCURY code possible causes

  • Faulty Message Center Switch
  • Message Center Switch harness is open or shorted
  • Message Center Switch circuit poor electrical connection
  • Faulty Instrument Cluster (IC)

|How is the B1206 MERCURY code repair?

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.

|What is the cost to diagnose the B1206 MERCURY code

Labor: 1.0

The cost to diagnose the B1206 MERCURY 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.

|What are B1206 MERCURY code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|What is B1206 MERCURY code meaning?

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 an open on the circuit.

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