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ISC(IDLE SPEED CONTROL)ACTUATOR. the isc actuator wich is under pcm(powertrain control module) control controls the amount of air entering the intake plenum at idle.
THE PCM IS ON THE PSSENGER FIREWALL THE PCM IS ON THE PSSENGER FIREWALL
The PCM is located on the firewall in front of the driver's side. It is the vertically mounted flat aluminum box with heat sinks.
The PCM will not affect the transmission in your car. The PCM is not related to the transmission in any way.
Powertrain Control Module ( PCM )
Power Control Module
pcm ---------------------------------------------------------------- Powertrain Control Module
PCM is the Power Control Module The computer)
P0601 is PCM internal processor failure.The PCM needs replaced.P0601 is PCM internal processor failure.The PCM needs replaced.
The pcm refers to the "power control module".
You can change the PCM yourself, however the PCM needs to be programmed by a dealership service tech.
The PCM does control all engine functions.