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B1206: EIC Switch-1 Assembly Circuit Open

OTHER
System
Manufacturer-Specific Body

What Does B1206 Mean?

B1206 is a manufacturer-specific diagnostic trouble code: EIC Switch-1 Assembly Circuit Open. This code applies to OTHER vehicles. Unlike generic OBD-II codes, manufacturer-specific codes are defined by the vehicle maker and may only apply to certain makes and models.

Symptoms of B1206

Frequently Asked Questions

What does B1206 mean?
EIC Switch-1 Assembly Circuit Open. This is a manufacturer-specific code for OTHER vehicles.
Which vehicles get code B1206?
This code appears primarily in OTHER vehicles. Check your owner's manual or a dealer for model-specific information.
Can I fix this myself?
Manufacturer-specific codes often require a brand-specific diagnostic scanner for full data. A dealer or specialist with the right tools will diagnose it most accurately.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

B1200 Climate Control Pushbutton Circuit Failure B1201 Fuel Sender Circuit Failure B1202 Fuel Sender Circuit Open B1203 Fuel Sender Circuit Short To Battery B1204 Fuel Sender Circuit Short To Ground B1205 EIC Switch-1 Assembly Circuit Failure B1207 EIC Switch-1 Assembly Circuit Short To Battery B1208 EIC Switch-1 Assembly Circuit Short To Ground B1209 EIC Switch-2 Assembly Circuit Failure B1210 EIC Switch-2 Assembly Circuit Open