If your jeep cherokee stalls unexpectedly runs rough starts hard or doesn t start at all you may have a bad crankshaft position sensor cps.
Jeep cherokee crankshaft position sensor test.
If you are experiencing problems like these you might need to replace your crankshaft position sensor.
The next step is to test the cps camshaft position sensor.
The cps is responsible for reading the location and speed of the crankshaft and sending that information to the jeep s central processing unit cpu where the.
93 cherokee crank position sensor test well i ve got some more time to work on this jeep again so i v got it in the garage ready to start replacing.
Jeep cherokee sensor testing 1987 1990 by pete jackson.
However these same symptoms can be caused by problems with your ignition or fuel.
Other years may use similar tests.
I got the jeep towed home and the first thing i did was unplug the cks crankshaft position sensor and put my voltmeter across the b and c terminals and it had infinite resistance.
These these are based on factory service manual procedures.
The crankshaft position sensor on your 4 0l jeep equipped suv is a hall effect three wire crankshaft position sensor.
Crankshaft position sensor on the jeeps 4 0 2 5 reads a set of slots that is spinning on the flywheel.
It produces an on off dc voltage signal that can be easily measured with a multimeter an oscilloscope and even an led light.
I went ahead and checked computer codes and all i get is a code 55 and it doesn t repeat for me.
The cool thing is that the crankshaft position ckp sensor on the 1993 1995 5 2l v8 jeep grand cherokee can be tested with a multimeter.
If the crankshaft position sensor is bad then your 5 2l jeep grand cherokee is not gonna start.
I believe that means its not bad.
Throttle position sensor tests tps.
These slots cause the ckps to send a pulse to the power control module ignition computer brain box indicating engine speed.
You will need a dvom digital volt ohm meter.