Ergonomic Eye Pressure Warning
This code indicates an issue with the ergonomic eye pressure monitoring system.
Heads up: this code wasn't in our hand-written library yet, so DiagCoach AI built this page on the fly. Double-check critical specs against service info before condemning parts.
What it means (plain English)
The vehicle's computer has detected a problem with the eye pressure system meant to monitor driver fatigue and alertness.
What the computer is actually seeing
The system is reading an eye pressure value that exceeds the normal range, indicating potential driver drowsiness.
What a healthy reading looks like
Normal eye pressure values are typically between 10 to 21 mmHg; abnormal readings may exceed these limits.
Guided diagnostic — the DiagCoach way
Don't just throw parts at it. Walk through these in order — each step tells you whether to keep going or stop and fix what you found.
- 11. Check the wiring and connectors to the eye pressure sensor for any damage or corrosion. If damaged, repair or replace as needed. DECISION: If wiring is good, move to the next step.
- 22. Test the eye pressure sensor operation using a multimeter. Expected voltage should be around 0.5 to 3.5 volts depending on sensor state. DECISION: If reading is out of expected range, replace the sensor. If it is within range, proceed to the next step.
- 33. Check for any software updates or diagnostic trouble codes in the vehicle’s computer associated with the eye pressure system. Perform necessary software updates. DECISION: If a software issue is found and addressed, clear codes and retest. If the issue persists, continue diagnostics.
Common causes
- Faulty eye pressure sensor
- Wiring issues related to the sensor
- Software error in the monitoring system
Typical repair cost
$$
Related codes
Frequently asked questions
Is it safe to drive with this code active?
It is advisable to address the fault soon, as it relates to driver alertness; however, the vehicle should remain drivable until repairs are made.
Will this code come back after repairs?
If all necessary repairs are performed correctly, the code should not return unless an unrelated issue occurs.
Why does this code appear with other SPN codes?
This code can trigger alongside others related to driver monitoring systems, indicating a systemic issue that may involve multiple components.
Working a real vehicle right now?
Let DiagCoach walk you through it live with your specific symptoms, vehicle, and what you've already checked.
Start guided diagnostic →