C1489 Code: Meaning, Causes, and Symptoms | OBD2 Codes
C1489 – Rear Differential Motor Brake Component Internal Failure
C1489 Possible Symptoms
Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)
C1489 Possible Causes
Faulty Electronic Limited Slip Differential (ELSD) Motor,Electronic Limited Slip Differential (ELSD) Motor harness is open or shorted,Electronic Limited Slip Differential (ELSD) Motor circuit poor electrical connection,Faulty Electronic Limited Slip Differential (ELSD) Module
C1489 Description
The Electronic Limited Slip Differential (ELSD) Module monitors the Rear Differential Motor Brake. The ELSD Module sets the OBDII code when it detects slippage of the motor brake causing an internal failure.