What does the Check Engine light on a Mack truck mean?
The check engine light illuminates in your dash of your Mack Truck. Now, what do you do? DTC, SPN, MID, PID, FMI, OBD, DTCs, ECM, ACM, TCM. What do they mean? How can I understand what is wrong with your Mack Truck?
What does danger mean on a Mack truck?
Danger:Indicatesanunsafepracticewhereseriouspersonalinjuryordeathcouldoccur. MackTrucks,Inc. Greensboro,NCUSA Ordernumber:PV776-88961816 Repl: ©2010MackTrucks,Inc.,Greensboro,NCUSA Allrightsreserved.
Where can I buy a Mack truck in NC?
MackTrucks,Inc. Greensboro,NCUSA Ordernumber:PV776-88961816 Repl: ©2010MackTrucks,Inc.,Greensboro,NCUSA Allrightsreserved. Nopartofthispublicationmaybereproduced,storedinretrievalsystem, ortransmittedinanyformsbyanymeans,electronic,mechanical,photocopying,recordingor otherwise,withoutthepriorwrittenpermissionofMackTrucks,Inc. USA40713 Contents
What does FMI 14 mean for Volvo Vecu?
FMI 14 The vehicle control unit (VECU) does not receive information from the adaptive cruise control unit (ACC) via the SAE J1939 data channel. Breaking or partial damage to the data channel. The ACC unit may be faulty.
What is the fault code for a mid 128 engine?
Engine ECU Faults (MID 128) Fault Code Description FMI Codes MID 128 PID 26 Engine Fan Speed Percent 3,8 MID 128 PID 27 EGR Valve #1 Position Sensor 3,4,5 MID 128 PID 45 Preheater Relay Status 3,4,5 MID 128 PID 81 Particulate Filter 0,2,3,5,12
What does FMI mean on a new car?
FMI 1 The vehicle control unit receives a signal from a sensor with a voltage below 3.1 V (corresponds to 9.7 bar) for the older version and below 2.6 V (corresponds to 8.0 bar) for a newer version. Air pressure below normal. Air leaks, clogged, damaged air lines or air suspension components.
When to check coolant tem on Mack truck?
If the temperature remains below or exceeds the normal temperature range, the cooling sys- tem should be checked for problems by an authorized Mack Vehicle dealer. When coolant temperature is excessive, the red STOP tell-tale illuminates and the buzzer will sound. The engine is at risk and the ECM may derate the engine power.
What should the oil pressure be on a Mack MP7?
The normal operating oil pressure for a Mack MP7™ engine (at governed speed) is 275.8 – 620.5 kPa (40 – 90 psi). At idling speed, the oil pressure should be 275.8 – 413.9 kPa (40 – 60 psi). Should the oil pressure drop suddenly from the normal readings, stop the engine immediately and determine the cause.
What are the specifications for a Mack truck?
Introduction This information provides specifications for chassis body installation for MACK vehicles. Note: We have attempted to cover as much information as possible. However, this information does not cover all the unique variations that a vehicle chassis may present.
What does ATC stand for in Mack truck?
BMT Certified Know-It-All! correct, ATC is auto traction control, and slightly applies the brake of the slipping wheel. the lightning bolt is the electrical malfunction light, some call it the check engine light. it is hard to remember you only came in to drain the swamp.. BMT Certified Know-It-All!
How does auto traction control work on a Mack truck?
Auto traction control. When it lights up your automatic power divider in engaged. A ABS sensor detects a tire slipping and activates the power divider and the light comes on. “Life’s journey is not to arrive at the grave safely, in a well preserved body, but rather to skid in sideways, totally worn out, shouting ‘Holy shit, what a ride!’”
What does ABS sensor do on Mack truck?
A ABS sensor detects a tire slipping and activates the power divider and the light comes on. “Life’s journey is not to arrive at the grave safely, in a well preserved body, but rather to skid in sideways, totally worn out, shouting ‘Holy shit, what a ride!’” BMT Certified Know-It-All! ATC shouldn’t activate the power divider.
Where can I find a Mack Truck Service Manual?
Air Conditioning System Service Manual. Includes US 07 Mack Chassis, GU (Granite Series), CHU AND CXU (Pinnacle Series), MRU AND LEU (Terra Pro Series).pdf Mack Trucks is an American truck manufacturer founded in 1893. Currently a subsidiary of Volvo. The company’s headquarters is located in Allentown, Pennsylvania, USA.
What kind of truck is the Sisu Mack?
On another note Finnish truck maker SISU makes some really tough trucks and they use the same cab but with their own frame and axles. Renault and SISU had an agreement that SISU would distribute Renault trucks in Finland. SISU at one point used the Renault Premium cab and Mack engines in their trucks with Fuller or ZF gear boxes.
What is the fault code for a truck?
Short circuit to battery voltage, unit injector low side. Open circuit in actuator circuit. Mechanical system does not respond correctly. Resistance too high in injector. Ground. Slow PWM Valves Solenoid Valve. Power Take-Off 1 Solenoid Valve. Power Take-Off 2 Solenoid Valve. Brake, Counter Shaft
Is there a fault code reader for Mack Trucks?
Choose your Mack Truck year and model from the drop down list above. This Heavy Duty code reader for Mack trucks enables you to read and erase the fault codes that relate to the check engine light on your truck.
How does the diagnostic scanner work on a Mack truck?
The Mack diagnostic scanner enables you to read and erase the fault codes that relate to the check engine light on your truck. It works on all Mack Trucks listed in the drop down box above.
What kind of sensor does a Mack truck use?
MACK is now using the ambient air temperature (AAT) sensor for on board diagnostic (OBD) monitoring. If a customer in- stalls a winterfront or blocks the radiator opening and blocks airflow to the sensor, they will likely set an OBD diagnostic trouble code (DTC) for inaccurate sensor data due to restricted airflow across the sensor.
What kind of fuel does a Mack truck use?
CAUTION Diesel engines for 2006 and later model year vehicles are designed to operate only with ultra low sulfur diesel (ULSD) fuel. Use of fuel other than ULSD will reduce the efficiency and durability of the engine, permanently damage the advanced emission control systems, reduce fuel economy and possibly prevent the engine from running at all.
When to shut off a Mack truck engine?
CAUTION Shutting off an engine immediately after high speed or full load operation can damage the turbocharger and cause heat stress in the engine. Always let the engine idle for 3 to 5 minutes before shutting it off. MACK Trucks, Inc. does not recommend the use of winterfronts, shutters or any other shield in front of the grille or radiator
What are the switches on a Mack truck?
•“Switch Package AUXSW-6B Assignable Body Builder Dash Mounted Rocker Switches”, page 20 •“Lens Kit for Assignable Body Builder Switches: Part # 22392309”, page 21 •“TE/MRU Dash Panel”, page 22
What is the FMI 12 code on a Volvo Vecu?
FMI 12 The code is registered in the event of an internal software failure, and the internal independent function of restarting the vehicle control unit is triggered. The code is informational and is not a malfunction code. FMI 7 The accelerator pedal is fully released, and the signal from the idle switch does not flow to the vehicle control unit.
What is the fault code for an ECU?
Engine ECU Faults (MID 128) Fault Code Description FMI Codes MID 128 PPID 326 Soot Level (DPF System) 0,11 MID 128 PPID 328 Aftertreatment Injection Shutoff Valve 3,4,5,7,14 MID 128 PPID 329 Aftertreatment Fuel Injector 3,4,5,7,14 MID 128 SID 254 Engine electronic control unit (EECU) 3, 8, 12
What is a humidity sensor on a Mack truck?
Took to Mack Dealer outside New Orleans, LA, and they put a computer on the truck that said it was a “humidity sensor”. I agree with the prior posts… If your dealer cannot tell you what the problem is, the DEALER may be a problem. Either they really DO NOT know (which is not good), OR, they were blowing you off.
Can a lightning bolt cause an electronics break down?
Either they really DO NOT know (which is not good), OR, they were blowing you off. Check the coolant level in both the upper reservoir and lower. One of the sensors may become exposed and trigger the lightning bolt. The bolt itself means electronic malfunction. Could it cause break down in future BMT Certified Know-It-All!