OBD Guide
ENFRDEESPT

B211F

Ignition Run/Acc/Pad Control Circuit High

B211F is an OBD-II diagnostic trouble code meaning: Ignition Run/Acc/Pad Control Circuit High. Common causes: accelerator pedal sensor malfunction, wiring harness damage. Estimated repair cost: $56–167.

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

Symptoms

  • Rough engine operation
  • Power Loss
  • Check Engine Light Illuminates
  • Acceleration problems

Causes

  • Accelerator pedal sensor malfunction
  • Wiring harness damage
  • Short circuit in the circuit
  • ECU malfunction
  • Problems with the throttle position sensor

How to Fix

  1. Check the integrity of the wiring harness
  2. Diagnose the accelerator pedal sensor
  3. Check control circuit voltage
  4. Replace faulty components
  5. Update ECU firmware (if necessary)

Related codes

P2122P2127P2138

FAQ

What does the B211F code mean?

B211F is an OBD-II diagnostic trouble code that indicates: Ignition Run/Acc/Pad Control Circuit High

What causes a B211F error code?

The most common causes of B211F include: Accelerator pedal sensor malfunction; Wiring harness damage; Short circuit in the circuit; ECU malfunction.

How do I fix a B211F diagnostic trouble code?

To fix B211F: Check the integrity of the wiring harness. Diagnose the accelerator pedal sensor. Check control circuit voltage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B211F?

Limited driving only, diagnose soon

How much does it cost to fix B211F?

The estimated repair cost for B211F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

FRDEESPT

See also: Russian version · NationStat