P02B8
Cylinder 8 - Injector Restricted
P02B8 is an OBD-II diagnostic trouble code meaning: Cylinder 8 - Injector Restricted. Common causes: nozzle clogged, faulty injector solenoid valve. Estimated repair cost: $56–167.
Symptoms
- Loss of engine power
- Uneven engine operation
- Increased fuel consumption
- Misfire in cylinder 8
Causes
- Nozzle clogged
- Faulty injector solenoid valve
- Problems with the injector wiring harness
- Low pressure in the fuel system
- Engine control unit (ECU) malfunction
How to Fix
- Check the condition of the injector of the 8th cylinder
- Check the electrical circuit of the injector for open circuit and short circuit.
- Check the pressure in the fuel system
- Clean or replace the nozzle if necessary
- Check and update ECU software
Related codes
Error P02B8 by Vehicle Brand
FAQ
What does the P02B8 code mean?
P02B8 is an OBD-II diagnostic trouble code that indicates: Cylinder 8 - Injector Restricted
What causes a P02B8 error code?
The most common causes of P02B8 include: Nozzle clogged; Faulty injector solenoid valve; Problems with the injector wiring harness; Low pressure in the fuel system.
How do I fix a P02B8 diagnostic trouble code?
To fix P02B8: Check the condition of the injector of the 8th cylinder. Check the electrical circuit of the injector for open circuit and short circuit.. Check the pressure in the fuel system. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P02B8?
Limited driving only, diagnose soon
How much does it cost to fix P02B8?
The estimated repair cost for P02B8 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat