Car won't accelerate with light on?

danasty13

Member
Location
nyc queens
Hola guys ok I'm having a little bit of a issue here. Ok started on Monday I'm driving to work at 5am and I'm in the highway and all of a sudden my car won't accelerate and the check engine light came on and so did the slip light and the vct light but the car stayed on. So I pull over turn. The car on and then on it starts running fine so I as I park the car to go to work I see I only have one headlight on so I turn it off and on and the 3 lights come on again and my car won't accelerate by soon as I turn off the lights and turn the car on again it's running fine so I been driving with no headlight for a couple if days has this happen to anyone be for or is this something totally new plz help I have a 04 fx35 by the way if anyone wants to know and if I missed spelled anything I'm doing this from my iPhone :(
 
Alternator? If it's really bad and not charging the car properly, then turning the headlights on may cause enough draw that the rest of the system including ignition don't work well. A long time ago, when my alternator quit on a previous car, the symptoms were weak headlights and misfiring/stumbling. Never got a CEL, but similar symptoms.
 
Yeah looks like wether your battery is drained and not getting enough power/charge. Like Shadow said, check the alternator.
 
Before changing any parts get the codes thrown by your SES light and check them at engine-codes.com or in the service manual. Most big auto parts stores will read the codes for free.
 
Before changing any parts get the codes thrown by your SES light and check them at engine-codes.com or in the service manual. Most big auto parts stores will read the codes for free.

Did that the code that came was p2135 I changed the alternator and the throttle body cuz that's what the code said is messed up but the light is still coming on idk what els to do
 
Once you erase the codes, if the code comes back you may have a problem with your accelerator pedal position sensor. You should check the condition of the wiring harness and connections as well.

Here is a little more on the code, but I would suggest checking the "engine control" (EM) section of the service manual for diagnosis.

http://engine-codes.com/p2135_infiniti.html
 
Once you erase the codes, if the code comes back you may have a problem with your accelerator pedal position sensor. You should check the condition of the wiring harness and connections as well.

Here is a little more on the code, but I would suggest checking the "engine control" (EM) section of the service manual for diagnosis.

http://engine-codes.com/p2135_infiniti.html

Yea iam have to take it somewhere to have it looked at cuz the light came back on and still having trouble but thanx
 
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