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1999 Isuzu Rodeo - Output Driver Module

Posted: Fri Oct 23, 2009 7:52 am
by Princeton Auto
What is the "output driver module"? I want to assume it is the PCM or a component within the PCM but no other reference is made to it except in the DTC Chart. P1640--Output Driver Module "A" Fault.

I need some direction please.

Re: 1999 Isuzu Rodeo - Output Driver Module

Posted: Fri Oct 23, 2009 9:14 am
by ricmorin
The reference is to the driver within the PCM, not an external component. I believe 1640 refers to the driver for the canister purge solenoid.