The ABS light comes on when the computer inside the vehicle registers a fault within the ABS brake system. The ABS system has probably been disabled. It therefore registers a code and turns on the light. Engine speed is also controlled via the computer. The two systems should not be connected. A fault in the PCM/ECM could be the problem. This can only be diagnosed by a tech with the proper electronic testing system.
2002 Ford F-150 XL SB
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Maintenance & Repair
The amp hand drops real low when the headlights are turned on. Then after a few minutes the check engine light comes on. The radio, ac, and dome light together do not affect the amps. Only the headli...
1994 Ford F-150 XL 4WD SB
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Maintenance & Repair
The 4.6L starts and idles okay but sputters and shakes when I step on the gas.
2004 Ford F-150 XLT Ext. Cab
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Maintenance & Repair
In my 90 f150 when I accelerate the check engine light comes on. when I ease off the acc. the light turns off. any Ideas?
1990 Ford F-150 XLT Lariat Extended Cab SB
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Maintenance & Repair
My check engine light comes on after a while and only when I go to start it. I have decided i and drove around and it never comes on. Just when started.
2008 Ford F-150 Harley-Davidson SuperCrew
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Maintenance & Repair
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