P2B12

Cylinder 2 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
Check Engine Light Illuminates
Possible misfire in cylinder 2

Causes

Malfunction of the fuel injector of cylinder 2
Problems in the injector electrical circuit
Dirty or clogged nozzle
Mechanical problems in cylinder 2
Computer malfunctions

How to Fix

Check the condition of the fuel injector of cylinder 2
Check the electrical circuit of the injector for opens and shorts
Clean or replace the nozzle if necessary
Check compression in cylinder 2
Reset the error and carry out the injector training procedure

Related codes

P2B13 P2B14 P0202