Toyota Sienna Service Manual: Active test

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Sfi system / Data list / active test / Active test

HINT:

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.

(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

NOTICE:

*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:

Disassembly
1. REMOVE RADIATOR WATER INLET (a) Remove the 2 bolts and radiator water inlet. 2. REMOVE DRAIN PLUG (a) Remove the drain plug and air drain plug. (b) Remove the 2 O-rings. 3. REMOVE LOWER RADIATOR TANK (a) Install the claw to the overhaul handle, inserting it in the hole in Part A ...

Pressure Sensor Circuit
DTC B1423/23 Pressure Sensor Circuit DESCRIPTION This DTC is output when refrigerant pressure on the high pressure side is extremely low (0.19 MPa (2.0 kgf/cm2, 28 psi) or less) or extremely high (3.14 MPa (32.0 kgf/cm2, 455 psi) or more). The pressure sensor, which is installed on the pipe ...

Air Outlet Damper Control Servo Motor Circuit
DESCRIPTION This circuit turns the servo motor and changes each damper position by receiving the signals from the A/ C amplifier. The air outlet damper servo motor switches the air outlet mode by rotating (normal, reverse) with electrical power from the A/C amplifier. When the AUTO swit ...