OBD Guide

B3A58

Active Aerodynamic Feature D Position Sensor 1 Circuit High Voltage

B3A58 is an OBD-II diagnostic trouble code meaning: Active Aerodynamic Feature D Position Sensor 1 Circuit High Voltage. Common causes: position sensor malfunction, wiring harness damage. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of active aerodynamics
  • Check engine light comes on
  • Possible problems with handling at high speeds

Causes

  • Position sensor malfunction
  • Wiring harness damage
  • Short circuit in the circuit
  • Problems with the control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Check sensor contacts for oxidation
  3. Measure sensor resistance
  4. Check the voltage in the circuit
  5. Replace sensor if necessary

Related codes

Error B3A58 by Vehicle Brand

FAQ

What does the B3A58 code mean?

B3A58 is an OBD-II diagnostic trouble code that indicates: Active Aerodynamic Feature D Position Sensor 1 Circuit High Voltage

What causes a B3A58 error code?

The most common causes of B3A58 include: Position sensor malfunction; Wiring harness damage; Short circuit in the circuit; Problems with the control unit.

How do I fix a B3A58 diagnostic trouble code?

To fix B3A58: Check the integrity of the wiring harness. Check sensor contacts for oxidation. Measure sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3A58?

Limited driving only, diagnose soon

How much does it cost to fix B3A58?

The estimated repair cost for B3A58 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat