94 Isuzu pu 2wd you have a oil leak on left side of engine out aplastic tube that is almost between motor mount what this?

The plastic tube you are seeing is most likely the oil pressure sending unit. It is responsible for sending the oil pressure signal to the gauge in the instrument cluster. If it is leaking, it is important to replace it as soon as possible to avoid engine damage.

To replace the oil pressure sending unit, you will need the following tools:

* Socket set

* Wrench

* Rags

* Replacement oil pressure sending unit

Once you have gathered the necessary tools, follow these steps:

1. Locate the oil pressure sending unit. It should be located on the left side of the engine, near the oil filter.

2. Disconnect the electrical connector from the oil pressure sending unit.

3. Use a wrench to loosen the oil pressure sending unit from the engine.

4. Remove the old oil pressure sending unit from the engine.

5. Install the new oil pressure sending unit.

6. Tighten the oil pressure sending unit with a wrench.

7. Reconnect the electrical connector to the oil pressure sending unit.

Once the oil pressure sending unit has been replaced, start the engine and check for leaks. If there are no leaks, the repair is complete.