Question about Ford Vehicle Parts & Accessories
99 ford ranger 4.0 check engine light truck skips when cold codes p1036, p1131, p1151, p0171,p0174 can you help
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Posted on Jan 02, 2017
po301 thru po306 all misfire codes cylinder 1-6 remove plugs and replace them..... set the plug gap first
i suggest u replace the wires also if they never been replaced all these misfire codes can set the others and one is for the oxygen sensor ( 02s or HO2S) CIRCUT MALFUNCTION do u know how to check wireing systems
do the tune up plugs (set gap) .052-.056 change the fuel filter also. clear the codes hows it run
this info is for 98 E-250 4.2Litre
what engine do u have 4.2L or 4.6L i know it is a v-6 by the codes
Posted on Dec 15, 2008
Hello, have you checked the PCV Tube's rubber elbow (where it connects to the intake manifold) it might be torn open and causing a major vacuum leak.
By reading this page you will have a better understanding on whats going on. Troubleshooting P0171 and P0174 Ford 4 6L 5 4L Now I know most don't have an obd computer but there is very vital information on this page, Such as page 3 Most common causes for a p0174
If you require further assistance, Please don't hesitate to ask. We are here to help!
Posted on Mar 17, 2014
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