What does P0019 mean on a Nissan?

P0019 on Nissan models means: Fuel and Air Metering System Malfunction (Circuit 0019). Confirm with a live scan and check manufacturer TSBs before repair.

Is it safe to drive with P0019 on a Nissan?

Driving with P0019 depends on severity and symptoms. If the check engine light is flashing or you notice power loss, stop driving and diagnose using OEM procedures.

How do I fix P0019 on Nissan?

Start with a full system scan, inspect related wiring and connectors, then follow Nissan-specific OEM test steps. Auto Fix Data includes factory procedures and wiring diagrams for Nissan models.

AutoFixData

P0019Nissan

P0019 on Nissan— Symptoms, Causes & OEM Fix

P0019 on Nissan vehicles (Altima, Rogue, Sentra, Qashqai) typically indicates: Fuel and Air Metering System Malfunction (Circuit 0019). Use OEM wiring diagrams and step-by-step diagnostic procedures to isolate the fault before replacing parts.

Common Symptoms of P0019

• Check Engine Light (CEL) Illumination
• Potential decrease in fuel and air metering system efficiency
• Engine performance issues related to circuit 0019
• Possible stall or rough idle

What Causes the P0019 Code?

• Faulty sensor or actuator in fuel and air metering system
• Corroded, broken, or shorted wiring harness
• Poor electrical connection
• In rare cases, a failing Engine Control Module (ECM)

Popular Nissan models affected

Workshops frequently report P0019 on Altima, Rogue, Sentra, Qashqai, Navara, Pathfinder. Always verify the fault on the exact vehicle using OEM data for the correct model year and engine code.

Browse Nissan repair manuals → · Generic P0019 guide →