Toyota RAV4 manuals

Toyota Sienna Service Manual: Active test


Performing an ACTIVE TEST enables components including the relays, VSV (Vacuum Switching Valve), and actuators, to be operated without removing any parts.

The ACTIVE TEST can be performed with an intelligent tester. Performing an ACTIVE TEST in the first step in troubleshooting is one method to shorten diagnostic time.

DATA LIST can be displayed during ACTIVE TESTs.

(a) Connect an intelligent tester to the DLC3.

(b) Start the engine.

(c) Turn the tester ON.

(d) Select the following menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST.

(e) Perform the ACTIVE TEST by referring to the table below.

Active test

Active test

Active test

  • *1: If the display of the DATA LIST's CAT OT MF F/C item is NOT AVL, perform this ACTIVE TEST with the vehicle stopped and the engine idling.
  • *1: If the display of the DATA LIST's CAT OT MF F/C item is AVAIL, perform this ACTIVE TEST as described below.

(a)Stop the engine and turn the ignition switch ON to turn FUEL CUT#1 (to #6) ON.

(b)Start the engine.

Data list
HINT: Reading the DATA LIST displayed on an intelligent tester enables values, including those of the switches, sensors, and actuators, to be checked without removing any parts. Reading the DATA L ...

System check
HINT: Performing a SYSTEM CHECK enables the system, which consists of the multiple actuators, to be operated without removing any parts. In addition, it can show whether or not any DTCs are set, a ...

Other materials:

Transmission Fluid Temperature Sensor "A" Performance
DESCRIPTION The ATF (Automatic Transmission Fluid) temperature sensor converts the fluid temperature into a resistance value which is input into the ECM. MONITOR DESCRIPTION The ATF temperature sensor converts the ATF temperature to an electrical resistance value. Based on the resis ...

Mobile Assistant
The Mobile Assistant feature will activate Apple’s Siri® Eyes Free mode via the steering wheel switches. To operate the Mobile Assistant, a compatible cellular phone must be registered and connected to this system via Bluetooth®. Press and hold the until you hear the beeps ...

Freeze frame data
1. FREEZE FRAME DATA (a) The vehicle (sensor) status, stored during ABS and/ or VSC operation or at the time of an error code detection, can be displayed by the intelligent tester. (b) Only one record of freeze frame data is stored and the freeze frame data generated during ABS and/or VSC op ...

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