OBD Guide
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B10FF

Ignition Control Circuit

B10FF is an OBD-II diagnostic trouble code meaning: Ignition Control Circuit. Common causes: open or short circuit in wiring harness, ignition coil malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Misfires
  • Power Loss
  • Unstable idle
  • Difficulty starting the engine
  • Check Engine Light Is On

Causes

  • Open or short circuit in wiring harness
  • Ignition coil malfunction
  • Problems with the ignition control module
  • Contact corrosion
  • Engine ECU malfunction

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the resistance of the ignition coils
  3. Inspect contacts for corrosion
  4. Check the operation of the ignition control module
  5. If necessary, replace faulty components

Related codes

P0300P0301P0351P0352

FAQ

What does the B10FF code mean?

B10FF is an OBD-II diagnostic trouble code that indicates: Ignition Control Circuit

What causes a B10FF error code?

The most common causes of B10FF include: Open or short circuit in wiring harness; Ignition coil malfunction; Problems with the ignition control module; Contact corrosion.

How do I fix a B10FF diagnostic trouble code?

To fix B10FF: Check the integrity of the wiring harness. Check the resistance of the ignition coils. Inspect contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B10FF?

Limited driving only, diagnose soon

How much does it cost to fix B10FF?

The estimated repair cost for B10FF is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat