Code P0633

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Mar 15, 2010 | 06:26 PM

cwert87

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From: Indiana

Code P0633

Just drove the truck and code P0633 popped up!need some help telling me wat it is. also 2146 2149 0201-6!thanks for ur help!

Mar 15, 2010 | 07:20 PM

hector

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From: AL

p0633=Immobolizer key not programmed -ECM/PCM

P0201= Injector circuit open cyl #1

p2149=fuel injector group B supply voltage circuit / open

p2146= same as above except group A

Mar 15, 2010 | 07:26 PM

cwert87

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From: Indiana

wat do all these mean?

Mar 16, 2010 | 11:09 AM

cdennyb

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From: In Oroville, Ca., same house for past 46 yrs!

sounds like a corrododed connector. I'd pull the ECM, PCM wiring harness connectors (after disconneting the batteries) and clean good with contact cleaner then reassembly a few times so they make good contact and then clear the codes and run it.