How to diagnose 2009 Mack Granite Mack MP8?
2009 mack granite mack mp8. engine… 2009 mack granite mack mp8. engine fan staying on, do you have diagnosing steps and wiring diagram. Mitchel says to disconnect fan and supply 12v to pin 5 and ground to pin 4 and fan should turn off. but not turning off. vin #1M2AX18C9M004774
How to turn off engine fan on Mack MP8?
Mitchel says to disconnect fan and supply 12v to pin 5 and ground to pin 4 and fan should turn off. but not turning off. vin #1M2AX18C9M004774 My name is ***** ***** I will assist you with your question today.
Why does my granite Mack Engine Fan stay on?
If you are putting power direct to the solenoid and the fan staye engaged, it is the solenoid. The fan always has power and locks in. When it gets the ground from the ECM, it will close the solenoid and the fan releases. That is why it had you do that test. You just confirmed already the solenoid is bad.
Why does my Mack truck fan always stay on?
Most of the time 85% it’s on meaning it has no air in line to fan. I don’t know if the Mack’s work this way, but one of my F-Liners had a prob. like that and it was the A-C unit low on freon, even when the defroster was on and the A-C comp. would kick off an then the fan would kick off. But when the truck went up to temp. the fan would work OK
Which is the best diagnostic software for Mack Trucks?
Makes diagnostics fast and accurate. A Windows-based diagnostic application specially designed to test, calibrate and program engine parameters. This software supports all Mack Trucks from model year 1998 and newer. The information you need in less than one minute.
When did Mack Trucks start using PTT software?
This software supports all Mack trucks dating back to model year 1998. PTT products can only be shipped to customers in North America. PTT products are not permitted for resell or distribution outside North America. To improve order turnaround time, one User ID per Client ID will be assigned for all new software requests.