P268C

Cylinder 1 Injector Data Incompatible

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$17–89 (est.)

Symptoms

Unstable engine operation
Increased fuel consumption
Misfire in cylinder 1
Check Engine Light Illuminates
Reduced engine power

Causes

Cylinder 1 injector malfunction
Damage to the injector wiring harness
Poor contact in the injector connector
Problems with the engine control unit
Mechanical damage to the fuel system

How to Fix

Check the condition of the cylinder 1 injector
Inspect the wiring harness and injector connectors
Test injector resistance
Check fuel pressure
Update ECU firmware if necessary

Related codes

P268A P268B P268D