OBD Guide

P3190

Poor Engine Power

P3190 is an OBD-II diagnostic trouble code meaning: Poor Engine Power. Common causes: dirty fuel injectors, malfunction of the mass air flow sensor (maf). Estimated repair cost: $6–56.

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

Symptoms

  • Reduced engine power
  • Deterioration in acceleration dynamics
  • Increased fuel consumption
  • Unstable engine idling
  • Difficulty starting the engine

Causes

  • Dirty fuel injectors
  • Malfunction of the mass air flow sensor (MAF)
  • Problems with the ignition system (plugs, coils)
  • Low compression in cylinders
  • Clogged air filter

How to Fix

  1. Check the condition of the air filter
  2. Diagnose fuel injectors
  3. Check the operation of the mass air flow sensor and other sensors
  4. Assess the condition of the spark plugs and coils
  5. Measure compression in cylinders

Related codes

FAQ

What does the P3190 code mean?

P3190 is an OBD-II diagnostic trouble code that indicates: Poor Engine Power

What causes a P3190 error code?

The most common causes of P3190 include: Dirty fuel injectors; Malfunction of the mass air flow sensor (MAF); Problems with the ignition system (plugs, coils); Low compression in cylinders.

How do I fix a P3190 diagnostic trouble code?

To fix P3190: Check the condition of the air filter. Diagnose fuel injectors. Check the operation of the mass air flow sensor and other sensors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P3190?

Yes, but get it checked soon

How much does it cost to fix P3190?

The estimated repair cost for P3190 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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