OBD Guide

B0211

Rear Blower Motor Speed High

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

Symptoms

  • Noisy rear fan
  • Inability to adjust fan speed
  • The fan runs at maximum speed regardless of settings

Causes

  • Fan resistor failure
  • Wiring Harness Problems
  • Fan motor malfunction
  • Climate control unit error

How to Fix

  1. Check the integrity of the wiring harness
  2. Check fan resistor
  3. Check the fan motor
  4. Check the climate control control unit

Related codes

Error B0211 by Vehicle Brand