U2149
Lost Communication With Tire Pressure Monitor System
U2149 is an OBD-II diagnostic trouble code meaning: Lost Communication With Tire Pressure Monitor System. Common causes: dead batteries in tpms sensors, damage to tpms sensors (mechanical or corrosion). Estimated repair cost: $17–89.
Symptoms
- The tire pressure indicator on the instrument panel is on
- Missing tire pressure data
- TPMS error message on display
- The system does not warn about pressure drop
Causes
- Dead batteries in TPMS sensors
- Damage to TPMS sensors (mechanical or corrosion)
- Signal receiver antenna malfunction
- Broken or damaged wiring to the TPMS module
- Software error in the control unit
How to Fix
- Check and replace batteries in TPMS sensors
- Diagnosis and replacement of faulty TPMS sensors
- Check the integrity of the receiver antenna and its connection
- Diagnose the wiring between the sensors and the TPMS module
- Reflash or replace the TPMS control unit if necessary
Related codes
FAQ
What does the U2149 code mean?
U2149 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Tire Pressure Monitor System
What causes a U2149 error code?
The most common causes of U2149 include: Dead batteries in TPMS sensors; Damage to TPMS sensors (mechanical or corrosion); Signal receiver antenna malfunction; Broken or damaged wiring to the TPMS module.
How do I fix a U2149 diagnostic trouble code?
To fix U2149: Check and replace batteries in TPMS sensors. Diagnosis and replacement of faulty TPMS sensors. Check the integrity of the receiver antenna and its connection. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U2149?
Limited driving only, diagnose soon
How much does it cost to fix U2149?
The estimated repair cost for U2149 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat