OBD Guide

P02D2

Cylinder 4 Fuel Injector A Offset Learning At Min Limit

P02D2 is an OBD-II diagnostic trouble code meaning: Cylinder 4 Fuel Injector A Offset Learning At Min Limit. Common causes: cylinder 4 injector is dirty or worn, low fuel pressure. Estimated repair cost: $56–167.

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

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Reduced engine power
  • Misfire in cylinder 4

Causes

  • Cylinder 4 injector is dirty or worn
  • Low fuel pressure
  • Fuel pump malfunction
  • Clogged fuel filter
  • Problems with the injector wiring harness
  • ECU malfunction

How to Fix

  1. Check the condition of the cylinder 4 injector
  2. Check fuel pressure
  3. Replace the fuel filter if necessary
  4. Check the injector wiring harness for opens and shorts
  5. Clean or replace the injector
  6. Check the operation of the fuel pump
  7. If necessary, replace the ECU

Related codes

Error P02D2 by Vehicle Brand

FAQ

What does the P02D2 code mean?

P02D2 is an OBD-II diagnostic trouble code that indicates: Cylinder 4 Fuel Injector A Offset Learning At Min Limit

What causes a P02D2 error code?

The most common causes of P02D2 include: Cylinder 4 injector is dirty or worn; Low fuel pressure; Fuel pump malfunction; Clogged fuel filter.

How do I fix a P02D2 diagnostic trouble code?

To fix P02D2: Check the condition of the cylinder 4 injector. Check fuel pressure. Replace the fuel filter if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P02D2?

Limited driving only, diagnose soon

How much does it cost to fix P02D2?

The estimated repair cost for P02D2 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat