P0252 - changed the fuel pump on 00 cummins and cleared the codes, engine light back on, where should i go next?

Question

P0252, P0251. Changed the fuel pump on my 2000 dodge cummins 3500, and then cleared the codes. I didnt even make it out of my driveway and the engine light was back on. What should i check next.

Answer 1

Hi there,

Since replacing the pump hasn't solved the issue, it's likely a wiring problem. Here is some more info for you.

P0252 - Injection Pump Fuel Metering Control 'A' Range/Performance

Read more: https://www.autocodes.com/p0252.html