U2016: Signal Link Short to Ground (Non SCP) / From NGV Module
HighNetwork/CommunicationControl Module Communication
What does U2016 mean?
U2016 is a diagnostic trouble code indicating "Signal Link Short to Ground (Non SCP) / From NGV Module". This code relates to your vehicle's control module communication and should be diagnosed to determine the root cause. The severity level helps indicate how urgently this should be addressed.
Symptoms you may notice
- Check engine light (MIL) illuminated on dashboard
- Intermittent warning lights
- Erratic gauge readings
Estimated repair cost
Typical range in Australia (parts + labour)
$200 – $1500 AUD
Common causes
- Faulty control module communication component
- Wiring or connector issue in the related circuit
- Failed sensor providing incorrect readings
- Software/calibration issue requiring ECU update
- Related component causing secondary fault
What should you do?
This code is a fault on the vehicle data network itself rather than in one named module. Anything on that bus can be affected, safety systems included, and the code alone does not tell you which. Have the network scanned properly rather than assuming it is minor.
Get a diagnosis for YOUR car
Code U2016 can mean different things depending on your vehicle. TorqueBot gives you a diagnosis specific to your make, model, and year.