P2585

Fuel Additive Control Module Warning Lamp Request

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$44–167 (est.)

Symptoms

Check engine light is on
Reduced engine power
Increased fuel consumption
Uneven engine operation

Causes

Malfunction of the fuel additive control module
Problems with wiring or contacts
System sensor malfunction
Low fuel additive level
Module software error

How to Fix

Check fuel additive level
Check the wiring and contacts of the module
Scan the system for additional errors
Replacing the fuel additive control module if necessary
Reset error and recheck

Related codes

P2586 P2587 P2588