OBD Guide

U1115

Lost Communication With Right Front Tire Pressure Trigger Module

U1115 is an OBD-II diagnostic trouble code meaning: Lost Communication With Right Front Tire Pressure Trigger Module. Common causes: discharged or faulty tire pressure sensor, damage to the tpms signal receiver antenna. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • The tire pressure indicator on the dashboard is on
  • No data on pressure in the right front wheel
  • The TPMS system may show an error
  • Possible false alarms of the monitoring system
  • In some cases - a message on the car display

Causes

  • Discharged or faulty tire pressure sensor
  • Damage to the TPMS signal receiver antenna
  • Problems with system wiring or connectors
  • Malfunction of the TPMS module in the ECU
  • Interference from vehicle electrical equipment

How to Fix

  1. Check the condition of the pressure sensor in the right front wheel
  2. Diagnose the sensor battery charge level
  3. Check the integrity of the signal receiver antenna
  4. Inspect the TPMS wiring harness and connections.
  5. Diagnose and, if necessary, replace the TPMS module in the ECU

Related codes

FAQ

What does the U1115 code mean?

U1115 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Right Front Tire Pressure Trigger Module

What causes a U1115 error code?

The most common causes of U1115 include: Discharged or faulty tire pressure sensor; Damage to the TPMS signal receiver antenna; Problems with system wiring or connectors; Malfunction of the TPMS module in the ECU.

How do I fix a U1115 diagnostic trouble code?

To fix U1115: Check the condition of the pressure sensor in the right front wheel. Diagnose the sensor battery charge level. Check the integrity of the signal receiver antenna. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1115?

Limited driving only, diagnose soon

How much does it cost to fix U1115?

The estimated repair cost for U1115 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat