3 10 aset cegr engine brake position no.
Mack granite bad throttle position sensor.
Below are common symptoms of a faulty tps.
Mack granite speed sensors.
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You can also use it for testing for bad wiring harnesses and connectors.
Fuel air and fire.
I was going to remove and replace both of them.
Any of these will tell you that there s a problem there.
It will go open and then come right back.
3 voltage high 4 voltage low open 14 invalid parameter identification pid.
Mack granite speed sensors shop by price 000 8400.
From mack electronic info system.
A faulty throttle position sensor sends incorrect information to the ecm resulting in various issues in the engine its performance and fuel economy.
The engine in your 2007 mack granite cv713 requires three basic things to run.
It still runs the same so i guess i ll just replace both of them.
3 4 1 speed sensor vss 4 2 cooling fan 4 3 auxiliary products number 1 4 4 auxiliary products number 2 4 5 aset iegr wastegate position 4 5 aset cegr vtg position sensor 4 6 tachometer 4 7 speedometer 4 8 customer defined statement 4 9 aset cegr egr valve mechanism 5 1 throttle position sensor.
The throttle position tp sensor is a potentiometer that is mechanically linked to the.
Failure mode identifier fmi.
When i called mack they told me that there is two engine position sensors on this engine.
Whether gas is delivered via carburetor throttle body or fuel injector the proper fuel mixture is critical to a smooth running engine.
Sometimes a certain spot burns out on the sensor put only a specific spot its a potentiometer so it isnt necessarily good or bad it can have bad spots burns out so when your throttle hits that section your fuel may hiccup for a second while you race past it or just change throttle position.
Something you will never see with a digital meter.
Tps detects how far your throttle plate is open also to assist in measuring engine load.
The sensor monitors several different engine and transmission functions and sends the information to the on board computer.
It is triggered by the turning of the transmission shaft sending a signal which increases.
The only way to spot if it s bad is as you are pressing the pedal down with the ohmmeter hooked up you will see the dead spot as a quick jump in the needle.
There are more than a dozen self diagnostic trouble codes for a bad tps sensor running from p0120 to p0229.
A vehicle speed sensor is a permanent magnet generator attached to the transmission under the vehicle.
When performing electrical tests wiggle wires and connectors to find intermittent problems.
I removed the sensor on the front timing cover cleaned it and replaced it.
In most of the cases all of these symptoms will show together making it easier to detect the faulty component.
P91 message identification mid.
