Toyota Sienna Service Manual: On-vehicle inspection

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Sfi system / Throttle body / On-vehicle inspection

1. INSPECT THROTTLE BODY

(a) Listen to the throttle control motor operating sounds.

(1) Turn the ignition switch to the ON position.

(2) When pressing the accelerator pedal position sensor lever, listen to the running motor. Make sure that no friction noise comes from the motor.

If friction noise exists, replace the throttle body.

(b) Inspect the throttle position sensor.

INSPECT THROTTLE BODY

(1) Connect the intelligent tester to the DLC3.

(2) Turn the ignition switch to the ON position.

(3) Check that the MIL turns off.

(4) Under CURRENT DATA, the throttle valve opening percentage (THROTTLE POS) should be within the standard range below.

Standard throttle valve opening percentage: 60% or more If the percentage is less than 60%, replace the throttle body.

NOTICE: When checking the throttle valve opening percentage, the transmission should be in neutral.

Removal

1. Remove windshield wiper motor assembly hint: (see page ww-4) 2. Remove front outer cowl top panel subassembly (see page em-27) 3. Drain engine coolant (see page co-6) 4. Remove v-bank cover s ...

Other materials:

Disposal
HINT: Use the same procedures for the RH side and LH side. The procedures listed below are for the LH side. When scrapping a vehicle equipped with the SRS or disposing of the front seat side airbag assembly, be sure to deploy the airbag first in accordance with the proc ...

ABS Control System Malfunction
DTC 43 ABS Control System Malfunction DESCRIPTION This DTC is output when the VSC system detects a malfunction in the ABS control system. INSPECTION PROCEDURE NOTICE: When replacing the brake actuator assembly, perform zero point calibration (See page BC-70). 1 CHECK ABS CONTROL SYSTEM ( ...

Low Battery Positive Voltage
DTC C1241/41 Low Battery Positive Voltage DESCRIPTION WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT ECU-IG FUSE (a) Remove the ECU-IG fuse from the driver side J/B. (b) Check continuity of the ECU-IG fuse. Standard resistance 2 CHECK BATTERY (a) Check the positive battery volt ...