Installation
ComponentsEmission 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 prob ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. READ DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very usefu ...