Toyota RAV4 manuals

Toyota Sienna Service Manual: 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.
Throttle body
COMPONENTS ...

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:

Problem symptoms table
HINT:  Use the table below to help determine the cause of the problem symptoms. The potential causes of the symptoms are listed in order of probability in the ''Suspected Area'' column of the table. Check each symptom by checking the suspected areas in the order they are listed. Rep ...

Solar Sensor Circuit (Passenger Side)
DTC B1421/21 Solar Sensor Circuit (Passenger Side) DESCRIPTION The solar sensor, which is installed on the upper side of the instrument panel, detects sunlight and controls the air conditioning in AUTO mode. The output voltage from the solar sensor varies according to the amount of sunli ...

Diagnostic trouble code chart
If a trouble code is displayed during the DTC check, check the circuit listed for that code. For details of each code, turn the page mentioned below the "DTC No" in the DTC chart. the "DTC No" in the DTC chart. 1. TRANSPONDER KEY ECU DIAGNOSTIC TROUBLE CODE CHART TRANSPON ...

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