OBD Guide
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C1719

Rear Left Tire Transmitter Pressure Sensor Malfunction

C1719 is an OBD-II diagnostic trouble code meaning: Rear Left Tire Transmitter Pressure Sensor Malfunction. Common causes: low sensor battery, pressure sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Tire pressure indicator is on
  • Lack of data on pressure in the left rear wheel
  • False pressure readings

Causes

  • Low sensor battery
  • Pressure sensor malfunction
  • Wiring harness damage
  • Problems with the signal receiver antenna

How to Fix

  1. Check tire pressure manually
  2. Diagnose the sensor condition using a scanner
  3. Replace sensor if necessary
  4. Check the integrity of the wiring harness

Related codes

C1718C1720C1721

FAQ

What does the C1719 code mean?

C1719 is an OBD-II diagnostic trouble code that indicates: Rear Left Tire Transmitter Pressure Sensor Malfunction

What causes a C1719 error code?

The most common causes of C1719 include: Low sensor battery; Pressure sensor malfunction; Wiring harness damage; Problems with the signal receiver antenna.

How do I fix a C1719 diagnostic trouble code?

To fix C1719: Check tire pressure manually. Diagnose the sensor condition using a scanner. Replace sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1719?

Limited driving only, diagnose soon

How much does it cost to fix C1719?

The estimated repair cost for C1719 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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