OBD Guide

P1930

Fuel Additive Level Too Low/Empty

P1930 is an OBD-II diagnostic trouble code meaning: Fuel Additive Level Too Low/Empty. Common causes: fuel additive has run out, additive level sensor malfunction. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Check Engine Light Is On
  • Possible reduction in engine power
  • Increase in harmful emissions
  • Error message on the dashboard

Causes

  • Fuel additive has run out
  • Additive level sensor malfunction
  • Open or short circuit in the sensor circuit
  • Problems with the additive dosing module
  • Engine control unit malfunction

How to Fix

  1. Check the fuel additive level and top up if necessary.
  2. Check the integrity of the wiring harness to the level sensor
  3. Check the functionality of the additive level sensor
  4. Check the operation of the additive dosing module
  5. If necessary, replace faulty components

Related codes

FAQ

What does the P1930 code mean?

P1930 is an OBD-II diagnostic trouble code that indicates: Fuel Additive Level Too Low/Empty

What causes a P1930 error code?

The most common causes of P1930 include: Fuel additive has run out; Additive level sensor malfunction; Open or short circuit in the sensor circuit; Problems with the additive dosing module.

How do I fix a P1930 diagnostic trouble code?

To fix P1930: Check the fuel additive level and top up if necessary.. Check the integrity of the wiring harness to the level sensor. Check the functionality of the additive level sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1930?

Yes, but get it checked soon

How much does it cost to fix P1930?

The estimated repair cost for P1930 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat