OBD Guide

P02B0

Cylinder 6 - Injector Restricted

P02B0 is an OBD-II diagnostic trouble code meaning: Cylinder 6 - Injector Restricted. Common causes: nozzle contamination, fuel pump malfunction. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Unstable engine operation
  • Power Loss
  • Increased fuel consumption
  • Misfire in cylinder 6

Causes

  • Nozzle contamination
  • Fuel pump malfunction
  • Fuel filter clogged
  • Problems in the injector electrical network
  • ECU malfunction

How to Fix

  1. Injector diagnostics on a bench to check performance and spray pattern
  2. Flushing or replacing the nozzle if necessary
  3. Checking the fuel system pressure
  4. Replacing the fuel filter if necessary
  5. Checking the wiring harness and injector connectors

Related codes

Error P02B0 by Vehicle Brand

FAQ

What does the P02B0 code mean?

P02B0 is an OBD-II diagnostic trouble code that indicates: Cylinder 6 - Injector Restricted

What causes a P02B0 error code?

The most common causes of P02B0 include: Nozzle contamination; Fuel pump malfunction; Fuel filter clogged; Problems in the injector electrical network.

How do I fix a P02B0 diagnostic trouble code?

To fix P02B0: Injector diagnostics on a bench to check performance and spray pattern. Flushing or replacing the nozzle if necessary. Checking the fuel system pressure. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P02B0?

Limited driving only, diagnose soon

How much does it cost to fix P02B0?

The estimated repair cost for P02B0 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat