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04STAMPEDE/RC
05-19-2009, 03:46 AM
im getting these 2 codes anyone know what they are P0563 & P0420

RTZoD
05-19-2009, 04:38 AM
P0563 Charging System Voltage Too High Supply voltage sensed at PCM too high.

Could be a bad voltage regulator.


P0420 (M) 1/1 Catalytic Converter Efficiency Catalyst 1/1 efficiency below required level.

Have you recently done any exhaust work. Oxygen sensor bad? Could be a possible reason.

Another link to codes and what they mean and possible fixes. http://www.dodgeram.org/tech/gas/Trouble/pcm_fault_code.htm

Here is a link to Dakota ODB codes. http://www.customdakotas.com/forums/i-have-question/4338-cel-codes.html

BTLFED R/T
05-19-2009, 01:49 PM
im getting these 2 codes anyone know what they are P0563 & P0420

FAQ forum on here... http://dakotart.com/forum/showthread.php?t=1777

krusty_R/T
05-19-2009, 02:05 PM
http://lmgtfy.com/?q=P0563

http://lmgtfy.com/?q=P0420

Was that so hard?