OBD-II Diagnostic Trouble Code
B11D9
Blower Speed Knob Request Input - Performance Or Incorrect Operation
B
Body
comfort / safety
comfort / safety
1
Mfr
manufacturer code
manufacturer code
1
Body subsystem
D9
Blower Speed Knob Request Input - Performance Or Incorrect…
Severity · general guide
Varies
Body/safety — depends on system
Code type
Generic
System
Body