B3A36

Active Aerodynamic Feature A Actuator Temperature Not Plausible

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$22–167 (est.)

Symptoms

Disabling active aerodynamics
Check Engine light comes on
Reduced aerodynamic efficiency at high speeds

Causes

Temperature sensor malfunction
Open or short circuit in wiring harness
Poor contact in connectors
Drive control unit malfunction

How to Fix

Check the resistance of the drive temperature sensor
Inspect the integrity of the wiring harness
Clean connector contacts
Check power and ground circuit
If necessary, replace the sensor or actuator

Related codes

B3A37 B3A38 U0121