Question

2008 Ford F350 4x4 Lariat 6.4L Diesel with engine codes B1318 and P2002. What is cause and fix for this problem?

Answer 1

You could start by checking the battery and charging system. The probable cause is the battery or alternator.

B1318 Ford Code - Battery Voltage Low
Read more: https://www.autocodes.com/b1318_ford.html

For the P2002, the Diesel Particulate Filter

P2002 Ford Code - Diesel Particulate Filter Efficiency Below Threshold Bank 1
Read more: https://www.autocodes.com/p2002_ford.html