U1A00SYNC private network message missing

• Ford code · Infotainment

How the car detects it

The SYNC module (APIM) is missing a message on the private link it shares with its own display and controls. For SYNC 3 cars (2016-2017) Ford's special service message 46048 says that if this code shows up with no symptoms, it is cleared and only investigated if it returns.

What you may notice

• Screen or SYNC controls not responding
• Sometimes no symptom

Likely causes

• PossibleWiring or connector between the SYNC module and its display/controls
• RareTemporary fault that doesn't return

Sources

• vnx.su › serg1602409.htm
• carcomplaints.com › tsb-ssm-46048.shtml

Backed by at least two independent sources.

From Obdaryn's Ford pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.