Question about 1990 XJ6
...car wont' accelerate and pick up speed right away and does great most of the time. Could it be air flow meter? Yes it could be the mass airflow sensor, it could also be an O2 sensor, or the EGR
...output of sensor is proportional to rpm .. so if cutting out for some other reason the output of the sensor will reduce .. and I may be on the wrong track .. Appreciate any help .. on the wrong track ...
...place the rpms are at 1200-1300 but are at a constant speed. no raising or lowering in rpm. is the probelm the idle conrol valve? I would think either the throttle positioning sensor or a vacuum ...
...sensor provides both engine speed and crankshaft position signals to the ECM. The sensor is a variable reluctance device, consisting of a bobbin coil with a magnetic core. The resistance of the coil ...
...sensor cause the idle speed control valve not work properly causing a bad idle? Then because of the bad idle can it make the throttle position sensor to also ack up making the car tell the ...
...speed if the sensor is bad. The position sensor is just a fancy potentiometer. Hope some of this helps. It sounds very much like a map sensor. For the high idle and acceleration. But the clogs? ...
...speed Control valve: ECU output to Coil AB 47 Idle speed Control valve: ECU output to Coil CD 48 Idle Speed Control Valve: Stepper motor grossly out of position 66 Air pump: ECU output to air pump ...
...speed sensor located in the diff rear cover if so from memory early face lift xj40 models used that sensor for the cruise only signal . the speedo signal came from the abs circuit. does the speedo ...
...sensor is favorite they are unreliable that explaines why the trans not getting engine speed signal unless its a manual box and that code will allways be logged advise start by checking for water ...
Question about 1994 XJ6
speed sensors/wiring, the sensor resistance should be 900 to 1100 ohms, the rear sensors are favorite they sit in the top of the alloy rear hub carrier the alloy grows around the sensor and crushes it
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