OBD-II Diagnostic Trouble Code
B1820
Hood Ajar Input Circuit High
B
Body
comfort / safety
comfort / safety
1
Mfr
manufacturer code
manufacturer code
8
Body subsystem
20
Hood Ajar Input Circuit High
Severity · general guide
Varies
Body/safety — depends on system
Code type
Jeep
System
Body
Model
Grand Cherokee
Years
2011