I have seen many trucks with pto switches just for this problem. To bypass it you have to sit and wait 4 mins 30 secs wait for a light to start flashing on the dash and tap the throttle.
Peterbilt Model 587 Operator S Manual Peterbilt Motors Company
How to override paccar idle shutdown. Sometimes customers do not want idle up and we have to change parameters to take it out. Ive tried to bypass it by bumping up the throttle with the cruise control which does work but even then 5 mins later itll shut down. Page 15 the driver may reset the idle timer at any time by performing one of the programmable reset conditions. This way the engine ecm will not shutoff the engine because it is in pto mode. The only way i have seen folks override the idle shut down on a 2007 or later truck is to install a pto switch. I am happy to assist.
Eist engine load override allows the engine to maintain operation without shutdown when the engine load is above idle timer engine load threshold n183. Page 16 orderable feature options sales codes feature enable engine idle shutdown timer. Eist engine load override allows the engine to maintain operation without shutdown when the engine load is above idle timer engine load threshold n183. If your ecm is not password protected any shop can modify the parameters to do what you want idle up idle shutdown but keep in mind if this is a company truck most likely it is password protected. Enable idle timer override from engine load n191is only available when enable idle timer reset from engine load n190is turned off. Simple idle shut down override for a 2017 pete.
This feature is not available with eist in pto mode. Temperature overrules are available to allow the engine to idle while coolant oil and fuel temperatures are below calibrated settings. Please reply back if you need more help or have more questions. Also the ecm keeps track of who modifies anything in it. Then itll run till its out of fuel if you let it. Enable idle timer override from engine load n191is only available when enable idle timer reset from engine load n190is turned off.
This feature is not available with eist in pto mode.
Gallery of How To Override Paccar Idle Shutdown
