When driving after dark, the automatic dimming rearview mirror reduces the glare from headlights behind you, based in inputs from the mirror sensor. This feature is always active.
The auto dimming function cancels when the shift position is in R.
Honda Civic Service Manual. Trunk Lid Opener Cable/Fuel Fill Door Opener Cable Removal and Installation
(4-door except Natural Gas models)
823160
SRS components are located in this area. Review the SRS component
locations and the precautions and procedures before doing repairs
or service.
1.
Front Door Sill Trim - 4-Door
...