Check auto cruise control linkage and hose ???
28) Check starter safety switch 29) Check accelerator linkage included in 22 30) Lube key lock cylinder Finally yearly I would also, clean out the EGR (instruction below), and clean or replace the PCV, and the throttle body. How do I clean the EGR: (CEL code: P0401) Some have also reported a diesel/exhaust sound coming from the engine bay, caused by the nut on the bottom of the EGR valve coming loose or free. If this nut is loose, use a 22 mm “stubby” wrench to tighten as tight as you can get it. photo of the nut couple of how to with photos: http://kpaske.shacknet.nu/public/EGR.htm http://www.icess.ucsb.edu/~greg/rodeo/egr.htm http://www.automotiveforums.com/vbulletin/showthread.php?t=85576&highlight=egr Here is a how to on opening up the egr and cleaning it out Same one with better photos 1 : Remove the EGR valve there are 2 holes the larger one is the one that supplies exhaust, flow dont worry about it. The other is a vacuum port this is where exhaust gases are directed when the EGR
28) Check starter safety switch 29) Check accelerator linkage included in 22 30) Lube key lock cylinder Finally yearly I would also, clean out the EGR (instruction below), and clean or replace the PCV, and the throttle body. How do I clean the EGR: (CEL code: P0401) Some have also reported a diesel/exhaust sound coming from the engine bay, caused by the nut on the bottom of the EGR valve coming loose or free. If this nut is loose, use a 22 mm “stubby” wrench to tighten as tight as you can get it. photo of the nut couple of how to with photos: http://kpaske.shacknet.nu/public/EGR.htm http://www.icess.ucsb.edu/~greg/rodeo/egr.htm http://www.automotiveforums.com/vbul…&highlight=egr Here is a how to on opening up the egr and cleaning it out Same one with better photos 1 : Remove the EGR valve there are 2 holes the larger one is the one that supplies exhaust, flow dont worry about it. The other is a vacuum port this is where exhaust gases are directed when the EGR valve opens, carbon depo
