I have Dodge Intrepid 1999, check engine lite on code says papa 1391 manual contol ignition system or misfire. Car runs fine and check engine light comes on occaisionally then goes off. What is this? Also in the interior my a/c heater blower only works on high. Any suggestions? Thanks in advance !
P1391 TROUBLE CODE IS INTERMITTENT LOSS OF CAM OR CRANK SIGNAL..WHAT SIZE ENGINE IN YOUR CAR?2.7/3.2/3.5?SOME MORE INFO WOULD HELP..ALSO YOUR HEATER FAN PROBLEM SOUNDS LIKE A FAULTY HEATER RESISTOR..PICK UP A NEW ONE..FAIRLY INEXPENSIVE..LOCATED IN HEATER HOUSING ON RIGHT SIDE UP UNDER DASH..IF YOUR NOT SURE HOW TO REPLACE..CONSULT A PROFESSIONAL..
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has code 1391 had a full tune up and vacume hoses changed engine light still comes on
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