If this LIN communication error of left Swivel Actuator occurs, this B1639 code is set. And that AFLS warning lamp is turned on in the cluster.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Signal monitoring | 1. LIN Communication circuit is opened/shorted 2. Left Swivel Motor connection is opened 3. Faulty ISM of left side headlamp |
Enable Conditions |
•
IG ON | |
Threshold Value |
•
Left Swivel Actuator LIN communication error | |
Detecting time |
•
1 sec. | |
Fail Safe |
•
Swivelling : stop at present status
•
Levelling : stop at present status | |
Check Lamp |
•
AFLS warning lamp on |