OBD Guide
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B2792

Cross Link Between Firing Loops

B2792 is an OBD-II diagnostic trouble code meaning: Cross Link Between Firing Loops. Common causes: wiring harness damage, contact corrosion. Estimated repair cost: $56–167.

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

Symptoms

  • Airbag light is on
  • Security system turns off
  • False alarms of the system

Causes

  • Wiring harness damage
  • Contact corrosion
  • Incorrect connection of connectors
  • Mechanical damage to wiring

How to Fix

  1. Check wiring harness for damage
  2. Clean contacts from corrosion
  3. Check that the connectors are connected correctly
  4. Replace damaged wires
  5. Reset the error and check the system

Related codes

B2791B2793B2794

FAQ

What does the B2792 code mean?

B2792 is an OBD-II diagnostic trouble code that indicates: Cross Link Between Firing Loops

What causes a B2792 error code?

The most common causes of B2792 include: Wiring harness damage; Contact corrosion; Incorrect connection of connectors; Mechanical damage to wiring.

How do I fix a B2792 diagnostic trouble code?

To fix B2792: Check wiring harness for damage. Clean contacts from corrosion. Check that the connectors are connected correctly. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2792?

Do not drive — repair immediately

How much does it cost to fix B2792?

The estimated repair cost for B2792 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat