Limp Mode?

broncobran68

New Member
Mar 18, 2004
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Will a faulty oil pressure sender or low oil level indicator on an 87' 5.0 cause limp mode or are they just for guages and dummy lights? What else can cause limp mode? It only happens after about ten minutes of driving.
 
I don't believe that the oil sender will trigger anything like that, but I know that if the engine begins running too warm that the computer will pull timing. What you describe sounds like bad 02 senor(s). Both of mine are actually bad, and I will get a check engine light after approximately 10 minutes of driving; the car essentially will always runs in open loop without the 02 sensors and will not run as well as it should.
 
shttygtstang said:
give your car some viagra i got some stuck in my throat one time and got a stiff neck i sucked
ah, did you mean to write that? i know you dont spell check or proofread, but it might be a good idea, especially when posting something like that. :)
 
Off topic, but is it true that having the check engine light on will send it into open loop? Mine is on because my EGR is disconnected. I had one of those egr eliminators hooked up, but it fell off and got lost. I noticed my gas mileage is down to 17MPG, but I'm not sure if thats my driving or if its because of the engine code.
 
Some check engine light conditions will put you in limp mode. Failure of the MAF, or TPS are two that I know for sure will cause limp mode.