Question

What do the codes P1391 & P0174 mean on a 1997 Chrysler LHS?

Answer 1

Hi there,

P1391 indicates an issue with the cam/crankshaft position sensor. Here is some info for you.

P1391 CHRYSLER - CMP or CKP Signal Intermittent Condition
Read more: https://www.autocodes.com/p1391_chrysler.html

P0174 indicates the fuel mix is too lean. Here is some info for you.

P0174 CHRYSLER - Fuel System 2/1 Lean
Read more: https://www.autocodes.com/p0174_chrysler.html