OBD Guide
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C2307

Power Supply

C2307 is an OBD-II diagnostic trouble code meaning: Power Supply. Common causes: open or short circuit in wiring harness, faulty srs circuit fuse. Estimated repair cost: $56–167.

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

Symptoms

  • The SRS/airbag light on the dashboard is on
  • Restraint system disabled
  • Lack of airbag response during testing

Causes

  • Open or short circuit in wiring harness
  • Faulty SRS circuit fuse
  • Problems with SRS power relay
  • Corroded connectors or poor contact
  • SRS control unit malfunction
  • Poor ground connection

How to Fix

  1. Check the SRS circuit fuses (usually in the passenger compartment)
  2. Inspect the wiring harness for damage
  3. Check contacts and connectors for oxidation
  4. Diagnose the SRS power relay
  5. Check ground connections
  6. If necessary, replace the SRS control unit

Related codes

B1000B1010B1020

FAQ

What does the C2307 code mean?

C2307 is an OBD-II diagnostic trouble code that indicates: Power Supply

What causes a C2307 error code?

The most common causes of C2307 include: Open or short circuit in wiring harness; Faulty SRS circuit fuse; Problems with SRS power relay; Corroded connectors or poor contact.

How do I fix a C2307 diagnostic trouble code?

To fix C2307: Check the SRS circuit fuses (usually in the passenger compartment). Inspect the wiring harness for damage. Check contacts and connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C2307?

Do not drive — repair immediately

How much does it cost to fix C2307?

The estimated repair cost for C2307 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat