How many miles does a 1991 Dodge Ram have?
How many miles does a 1991 Dodge Ram have?
I HAVE A VERY CLEAN 1991 DODGE RAM 250 4X4 WITH THE CUMMINS INTERCOOLED DIESEL THIS TRUCK IS RUST FREE NEVER SEEN SALT CAME FROM OUT WEST. TRUCK HAS 134,500 ORRIGINAL MILES AND RUNS GREAT. NEVER HAD A FITH WHEEL IN THE BED HAS AIR CONDITIONING AND MANUAL WINDOWS. THE TRUCK STARTS EVERY TIME ALWAYS STORED IN SIDE .
What does the coolant temp sensor do on a Dodge Ram?
The coolant temp sensor (s) have a few jobs. They send a signal to the gauges so you can monitor engine temperature, they tell the radiator fans when to kick on or off, and they let the ECU know how warm the engine is so that it can fine-tune the fuel delivery to give you maximum performance as well as fuel efficiency.
How big is the diesel engine in a Dodge Ram?
As for the diesel engine, the trusted Cummins unit received several updates during the production run of the third gen. Most noticeable ones are the introduction of the common rail injection system in 2003, while in 2007 a newly designed 6.7 liter unit replaced the aging 5.9 liter engine.
Where are the sensors on a Dodge Ram?
On trucks with two sensors, the one on the left of the thermostat housing is the sending unit for the gauge, and the one behind and to the right sends signal to the ECU. Depending on the problem you are having, you will likely just change one or the other. Figure 1.
The coolant temp sensor (s) have a few jobs. They send a signal to the gauges so you can monitor engine temperature, they tell the radiator fans when to kick on or off, and they let the ECU know how warm the engine is so that it can fine-tune the fuel delivery to give you maximum performance as well as fuel efficiency.
When did the coolant change on Dodge Ram?
If left unchecked, cooling problems can lead to series engine damage like warped heads. From 1994 to 1997, the Ram had two coolant temp sensors (CTS) to handle the different functions. In ’97, they began switching over to one multi-function CTS, and in ’98 and up they all had just one.
On trucks with two sensors, the one on the left of the thermostat housing is the sending unit for the gauge, and the one behind and to the right sends signal to the ECU. Depending on the problem you are having, you will likely just change one or the other. Figure 1.
