OBD Guide
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C2112

Transmitter ID 2 Operation Stop

C2112 is an OBD-II diagnostic trouble code meaning: Transmitter ID 2 Operation Stop. Common causes: open or short circuit in wiring harness, transmitter id 2 fault. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • The passive safety system fault indicator is on
  • The passive safety system may not work in an emergency situation
  • Error C2112 in the diagnostic scanner memory

Causes

  • Open or short circuit in wiring harness
  • Transmitter ID 2 fault
  • Problems with the restraint control module
  • Corrosion or oxidation of contacts

How to Fix

  1. Check the wiring harness for damage or breaks.
  2. Check transmitter ID 2 for functionality
  3. Diagnose the passive safety system control module
  4. Replace faulty components if necessary

Related codes

B0001B0010B0020

FAQ

What does the C2112 code mean?

C2112 is an OBD-II diagnostic trouble code that indicates: Transmitter ID 2 Operation Stop

What causes a C2112 error code?

The most common causes of C2112 include: Open or short circuit in wiring harness; Transmitter ID 2 fault; Problems with the restraint control module; Corrosion or oxidation of contacts.

How do I fix a C2112 diagnostic trouble code?

To fix C2112: Check the wiring harness for damage or breaks.. Check transmitter ID 2 for functionality. Diagnose the passive safety system control module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2112?

Do not drive — repair immediately

How much does it cost to fix C2112?

The estimated repair cost for C2112 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat