OBD Guide

P2B1E

Cylinder 8 Injection Pulse Offset Not Learned

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Uneven engine operation
  • Increased fuel consumption
  • Reduced engine power
  • Possible misfire in cylinder 8
  • Check Engine light comes on

Causes

  • Cylinder 8 injector malfunction
  • Problems in the injector electrical circuit
  • Dirty or worn injector
  • Low fuel pressure
  • Mechanical problems of cylinder 8

How to Fix

  1. Check the condition of the injector of cylinder 8
  2. Check the electrical circuit of the injector for opens and shorts
  3. Check the fuel pressure in the system
  4. Clean or replace the nozzle if necessary
  5. Perform the injector adaptation procedure using diagnostic equipment

Related codes

Error P2B1E by Vehicle Brand