VCFRONT_a391 — Frunk Latch Switch Fault
Full alert identifier: VCFRONT_a391_frunkLatchSwitchFault
Alert description
Unexpected front trunk (frunk) latch switch values are present, which may result in the frunk state not matching the state indicated in the touchscreen user interface (UI).
Potential impact
The state of the front trunk (frunk) latch (open or closed) may be inaccurate. Front trunk (frunk) state may not match the state indicated in the touchscreen user interface (UI). For example, the UI may report the frunk as open when closed, or closed when open.
Set condition
Both front trunk (frunk) switches are pressed, or both frunk switches are unpressed, or any frunk switch is shorted / disconnected.
Clear condition
Front trunk (frunk) latch switch values are in expected range.
Signals to check
Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.
| Signal | Unit |
|---|---|
Switch 1 Voltage Average
VCFRONT_
|
mV |
Switch 1 Voltage Instant
VCFRONT_
|
mV |
Switch 2 Voltage Average
VCFRONT_
|
mV |
Switch 2 Voltage Instant
VCFRONT_
|
mV |
| Signal | Unit |
|---|---|
Switch 1 Disconnected
VCFRONT_
|
— |
Switch 1 Shorted
VCFRONT_
|
— |
Switch 2 Disconnected
VCFRONT_
|
— |
Switch 2 Shorted
VCFRONT_
|
— |
Switch Mismatch
VCFRONT_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT_a391.