U0285

Lost Communication With Active Grille Air Shutter Module B

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$56–167 (est.)

Symptoms

Check Engine Light Is On
Reduced engine cooling efficiency
Possible increase in fuel consumption
Unstable operation of the climate control system
Errors in the operation of the active radiator grille

Causes

Broken or damaged wiring to the module
Poor contact in the module connector
Active Array Module B fault
Problems with module power or grounding
Software error in the module

How to Fix

Check the integrity of wiring and connectors
Check power supply and grounding of the module
Scan the module for errors
Replace the active grille module if necessary
Update module software

Related codes

U0284 U0286 U0290