DATA LIST / ACTIVE TEST 1. ACTIVE TEST HINT: Using the Techstream to perform the Active Tests allows relays, VSVs and actuators and other items to be operated without removing any parts. This non-intrusive functional inspection can be very useful because intermittent operation may be discovered before parts or wiring is disturbed. Performing Active Tests early in troubleshooting is one way to save diagnostic time. Data List information can be displayed while performing Active Tests. (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Air Conditioner / Active Test. (e) According to the display on the Techstream, perform the "Active Test". Air Conditioner
|
Toyota Tundra Service Manual > Trailer Brake Control System: Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION When troubleshooting a vehicle with the diagnosis system, the only difference from the usual troubleshooting procedure is connecting the Techstream to the vehicle and reading various data output from the vehicle's trailer brake control ECU (brake control with bracket ...