OBD · Fuel delivery

P0201 Injector circuit, cylinder 1

Fix soon

What this code means

P0201 is a generic OBD code shared by all manufacturers since 2001 for petrol and 2004 for diesel. It relates to: fuel delivery. The code tells you what the ECU measured as abnormal, not necessarily which part to replace.

Severity: Fix soon. Drive gently and as little as possible. The fault can get worse and damage other parts.

Most common causes

  1. Dirty or faulty injector#1
    Garage price: Diesel injector £245 – £650

Cost of related repairs

Independent garageMain dealer
Diesel injector£245 – £650£310 – £975

How to read this code

An OBD scanner plugged into the 16-pin socket under the steering wheel reads and clears codes. Bluetooth models cost £20 to £40. Clearing a code without fixing the fault is pointless: it comes back.

Related problems

Engine cranks but won't startCar judders when acceleratingLoss of power and limp modeWhite smoke from exhaustBlack smoke when acceleratingRough or unstable idle

Frequently asked questions

What does code P0201 mean?

P0201: Injector circuit, cylinder 1. P0201 is a generic OBD code shared by all manufacturers since 2001 for petrol and 2004 for diesel. It relates to: fuel delivery. The code tells you what the ECU measured as abnormal, not necessarily which part to replace.

Can I drive with code P0201?

Fix soon. Drive gently and as little as possible. The fault can get worse and damage other parts.

How much does it cost to fix P0201?

Diesel injector: £245 – £650.

How to read this code

An OBD scanner plugged into the 16-pin socket under the steering wheel reads and clears codes. Bluetooth models cost £20 to £40. Clearing a code without fixing the fault is pointless: it comes back.