C1990 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1990 – New Control Module Initialization

 

C1990 Possible Symptoms

 

Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)

 

C1990 Possible Causes

 

Air Suspension Control Module Initialization

 

C1990 Description

 

The Air Suspension Control Module Initialization