OBD Guide

P2B02

Cylinder 3 Injection Pulse Performance

P2B02 is an OBD-II diagnostic trouble code meaning: Cylinder 3 Injection Pulse Performance. Common causes: malfunction of the injector of the 3rd cylinder, problems in the injector control circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Uneven engine operation (triple)
  • Increased fuel consumption
  • Reduced engine power
  • Dips during acceleration
  • Check Engine Light Illuminates

Causes

  • Malfunction of the injector of the 3rd cylinder
  • Problems in the injector control circuit
  • Dirty or clogged nozzle
  • Low fuel pressure
  • ECU malfunction (rare)

How to Fix

  1. Check the resistance of the injector of the 3rd cylinder
  2. Check the integrity of the injector control circuit
  3. Clean or replace the injector
  4. Check the fuel pressure in the system
  5. If necessary, replace the injector

Related codes

Error P2B02 by Vehicle Brand

FAQ

What does the P2B02 code mean?

P2B02 is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Injection Pulse Performance

What causes a P2B02 error code?

The most common causes of P2B02 include: Malfunction of the injector of the 3rd cylinder; Problems in the injector control circuit; Dirty or clogged nozzle; Low fuel pressure.

How do I fix a P2B02 diagnostic trouble code?

To fix P2B02: Check the resistance of the injector of the 3rd cylinder. Check the integrity of the injector control circuit. Clean or replace the injector. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2B02?

Limited driving only, diagnose soon

How much does it cost to fix P2B02?

The estimated repair cost for P2B02 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat