U0901 — Invalid Data from Ion Sense Module

What Does U0901 Mean?

U0901 is a diagnostic trouble code indicating: Invalid Data from Ion Sense Module. This code relates to the vehicle systems system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of U0901

⚠️ Check Engine Light (MIL) illuminated
⚠️ Invalid Data from Ion Sense Module not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ System warning light illuminated

Common Causes

🔍 Faulty Invalid Data from Ion Sense Module
🔍 Wiring or connector issue in Invalid Data from Ion Sense Module circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does U0901 mean?

U0901 indicates: Invalid Data from Ion Sense Module. The vehicle's computer has detected that the Invalid Data from Ion Sense Module is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code U0901?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with U0901 for extended periods may cause additional problems.

How much does it cost to fix U0901?

Repair costs for U0901 typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect Invalid Data from Ion Sense Module and related wiring
🔧 Replace faulty Invalid Data from Ion Sense Module

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

U0901: Invalid Data from Ion Sense Module