C111B00 on Volkswagen: Tire 01 tire pressure warning
Diagnostic trouble code C111B00 on Volkswagen vehicles — what it means, the common
causes, and how to confirm the real fault before replacing parts.
What does C111B00 mean?
C111B00 indicates: Tire 01 tire pressure warning.
This relates to the Chassis system.
Common causes of C111B00
Tire pressure loss detected by the TPMS system (pressure at 75% or less of nominal)
Slow or gradual tire pressure loss
Simultaneous pressure loss at multiple wheels
New or previously unknown sensors detected without 'Store pressures' being confirmed
Tyre pressures not stored after wheel change, wheel position switch, or pressure adjustment
System unable to start up within 10 minutes after pressure store is initiated
What to check (live data)
Tire pressure per wheel (warning threshold: residual pressure at 75% or less of nominal)
Tire air temperature (used to determine tire pressure readings)
Sensor identification numbers (IDs) as recognized by the control module
Vehicle speed (adaptation occurs above 30 kph)
TPMS system diagnostic address 0065 event memory
Parts often involved in C111B00
Tire pressure sensor (with valve)
Tire Pressure Monitoring Control Module (J502 / address 65)
Don't replace parts until the root cause is confirmed — many of these codes are caused by wiring, a connector or an upstream fault, not the part itself.
Get the confirmed root cause for C111B00 — on YOUR vehicle
A code is a symptom, not a diagnosis. AutoDX Pro cross-checks several
independent assessments, pinpoints the actual root cause, gives you the
exact tests to confirm it, and shows the parts — only after the cause is
confirmed. Reads your scan-tool photo and decodes your VIN with open
recalls.
C111B00 is a diagnostic trouble code: Tire 01 tire pressure warning.
What are the common causes of C111B00 on a Volkswagen?
Common causes include: Tire pressure loss detected by the TPMS system (pressure at 75% or less of nominal), Slow or gradual tire pressure loss, Simultaneous pressure loss at multiple wheels, New or previously unknown sensors detected without 'Store pressures' being confirmed. The exact cause depends on the vehicle — confirm it before replacing parts.
Can I keep driving a Volkswagen with C111B00?
It depends on the fault and your symptoms. Some causes are minor, others can damage components or affect safety. Get the root cause confirmed before deciding.
How do I fix C111B00 on a Volkswagen?
Confirm the actual root cause with targeted tests first, then replace only the part that's at fault. AutoDX Pro gives you the root cause, the exact tests, and the parts for C111B00 on your specific Volkswagen.