LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Buick
>>
2017
>>
Envision Preferred, AWD
>>
Repair and Diagnosis
>>
Accessories & Equipment
>>
Drivers Assistance Systems - ADAS
>>
Object Detection System And Pedestrian Protection System
>>
Diagnostic Information and Procedures
>>
DTC B390F: Frontview Camera
>>
Diagnostic Fault Information
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Diagnostic Fault Information
Circuit
Short to Ground
Open/High Resistance
Short to Voltage
Signal Performance
6 V Reference
B390F 08, B399A 02
B390F 08, 1
B399A 01
-
Video Signal +
1, 2
1
1, 2
-
Video Signal -
1, 2
1
1, 2
-
Low Reference
-
B390F 08, 1
-
-
1. Camera inoperative
2. Poor image quality displayed from camera