U0516
Invalid Data Received From Door Switch A
A receiving module detected implausible data from door switch A. Open/closed state or contact bounce values fail plausibility checks and are rejected.
A receiving module detected implausible data from door switch A. Open/closed state or contact bounce values fail plausibility checks and are rejected.
Common causes
- high
Module internal fault or sensor input drift
One of the most commonly reported causes for this code — check this first.
Typical part cost: $40-220
- medium
Software version mismatch after replacement
A plausible cause — test and verify before replacing parts.
Typical part cost: $40-220
See all causes + fix costs
Create a free Wrenchify account to unlock the rest for U0516.
Unlock causesFree forever · No credit card
First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
Get the full step-by-step diagnosis
Create a free Wrenchify account to unlock the rest for U0516.
Unlock diagnosisFree forever · No credit card
Related codes
See related trouble codes
Create a free Wrenchify account to unlock the rest for U0516.
Unlock related codesFree forever · No credit card
Frequently asked questions
What does U0516 mean?
U0516 means "Invalid Data Received From Door Switch A". It is a generic OBD-II code that points to a fault in the network / communication.
What are the most common causes of U0516?
module internal fault or sensor input drift; software version mismatch after replacement; gateway module routing can messages incorrectly — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.
Get the full U0516 diagnosis for your vehicle
Year, make, model + step-by-step repair help — free plan included.