OBD Guide

P016D

Excessive Time To Enter Closed Loop Fuel Pressure Control

P016D is an OBD-II diagnostic trouble code meaning: Excessive Time To Enter Closed Loop Fuel Pressure Control. Common causes: oxygen sensor malfunction, problems with the fuel pump or pressure regulator. Estimated repair cost: $56–167.

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

Symptoms

  • Increased fuel consumption
  • Unstable engine idling
  • Deterioration of dynamic characteristics
  • CHECK ENGINE lamp lights up

Causes

  • Oxygen sensor malfunction
  • Problems with the fuel pump or pressure regulator
  • Dirty or worn fuel injectors
  • Leak in the fuel supply system
  • Problems with the wiring harness to the oxygen sensor
  • Engine ECU malfunction (rare)

How to Fix

  1. Diagnostics of the state of the oxygen sensor (lambda probe)
  2. Checking the fuel system pressure
  3. Inspect fuel injectors for contamination
  4. Checking the integrity of fuel lines for leaks
  5. Diagnostics of the oxygen sensor circuit (resistance, wires)
  6. Resetting the error and re-diagnosis

Related codes

Error P016D by Vehicle Brand

FAQ

What does the P016D code mean?

P016D is an OBD-II diagnostic trouble code that indicates: Excessive Time To Enter Closed Loop Fuel Pressure Control

What causes a P016D error code?

The most common causes of P016D include: Oxygen sensor malfunction; Problems with the fuel pump or pressure regulator; Dirty or worn fuel injectors; Leak in the fuel supply system.

How do I fix a P016D diagnostic trouble code?

To fix P016D: Diagnostics of the state of the oxygen sensor (lambda probe). Checking the fuel system pressure. Inspect fuel injectors for contamination. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P016D?

Limited driving only, diagnose soon

How much does it cost to fix P016D?

The estimated repair cost for P016D is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat