2005 Jeep Grand Cherokee 4.7L.. throwing P2305/2308/0430..

Question

2005 Jeep Grand Cherokee 4.7L.. New Catalytics Both Banks.. New Plugs.. New Coils.. Reset PCM/Adaptive.. Still throwing P2305/2308/0430.. What Next?! Thinking of replacing Bank 2 O2 sensors.. vehicle runs great.. just throwing codes..

Answer 1

Hi there,

P2305 and P2308 indicates an issue with ignition coil B and C. Here is a list of possible causes.

P2308 JEEP - Ignition Coil 'C' Secondary Circuit

Read more: https://www.autocodes.com/p2308_jeep.html

P0430 indicates an issue with the catalyst converter. Here is a list of possible causes.

P0430 JEEP - Catalyst Efficiency Bank 2

Read more: https://www.autocodes.com/p0430_jeep.html