Toyota Tacoma (2015-2018) Service Manual: Components

Water Pump

...

On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT FOR COOLANT LEAK HINT: The sliding surface inside the engine water pump assembly is lubricated by engine coolant. As some engine coolant is d ...

Other materials:

Mechanical System Tests
MECHANICAL SYSTEM TESTS 1. STALL SPEED TEST HINT: This test is to check the overall performance of the engine and transmission. CAUTION: This test should be done on a paved surface (a surface that is not slippery). To ensure safety, perform this test in an open and level area tha ...

Lost Communication with ECM/PCM "A" Missing Message (U010087)
DESCRIPTION The engine control unit and the transmission control unit are located inside the ECM. The engine control unit intercommunicates with the transmission control unit with the Controller Area Network (CAN). If there is a problem in this intercommunication, the ECM stores a DTC. ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. ■ If the malfunction indicator lamp comes on The OBD system determines that a problem exists somewhere in the emiss ...