C0271

Electronic Brake Control Module Malfunction

Severity

🔴 High

Can you drive?

Do not drive — repair immediately

Approx. repair cost

$111–556 (est.)

Symptoms

ABS/ESP indicator is on
Reduced braking performance
Loss of stabilization functions
Activating emergency mode

Causes

EBM module malfunction
Wiring harness damage
Power problems
Contact corrosion
Software failure

How to Fix

Checking the error code with an OBD-II scanner
Visual inspection of the wiring harness and connectors
Checking the module supply voltage
Diagnostics of the EBM module on the bench
Software update or module replacement

Related codes

C0265 C0270 C0275