Toyota RAV4 manuals

Toyota Sienna Service Manual: Initialization

1. ZERO POINT CALIBRATION

NOTICE: Make sure that the front passenger seat is not occupied before performing the operation. HINT: Perform the zero point calibration and sensitivity check if any of the following conditions occur.

  1.  Zero point calibration and sensitivity check procedures

ZERO POINT CALIBRATION

HINT: Make sure that zero point calibration has finished normally, and then perform the sensitivity check.

  1.  Adjust the seat position according to the table below.

ZERO POINT CALIBRATION

  1. Connect the intelligent tester to the DLC3.
  2. Turn the ignition switch to the ON position.
  3. Perform the zero point calibration by following the prompts on the tester screen.

ZERO POINT CALIBRATION

HINT: Refer to the intelligent tester operator's manual for further details

OK: "COMPLETE" is displayed.

  1.  Perform the sensitivity check by following the prompts on the tester screen.
  2. Confirm that the beginning sensor reading is within the standard range.

    Standard value: -3.2 to 3.2 kg (-7 to 7 lb)

  3.  Place a 30 kg (66.14 lb) weight (eg. a 30 kg (66.14 lb) of lead mass) onto the front passenger seat.
  4.  Confirm that the sensitivity is within the standard range.

ZERO POINT CALIBRATION

Standard value: 27 to 33 kg (59.52 to 72.75 lb)

HINT:

Problem symptoms table

HINT: Proceed to the troubleshooting for each circuit in the table below.

Occupant Classification System

Symptom

Suspected area

The front passenger seat condition differs from the indication by the passenger airbag ON/OFF indicator (DTC is not output). Trouble in Passenger Airbag ON/OFF Indicator
How to proceed with troubleshooting
The intelligent tester can be used in steps 4, 6, 8 and 9. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS 3 PASSENGER AIRBAG ON/OFF INDICATOR CHECK 4 DTCs CHECK (Present and Past ...

Terminals of ECU
1. OCCUPANT CLASSIFICATION ECU ...

Other materials:

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 LIST as the first step in troubleshooting is one method to shorten diagnostic time. NOTICE: ...

Bottle holders
Front Rear When storing a bottle, close the cap. The bottle may not be stored depending on its size or shape. WARNING Do not place anything other than a bottle in the bottle holders. Other items may be thrown out of the holders in the event of an accident ...

Crankshaft Position Sensor
DESCRIPTION The Crankshaft Position (CKP) sensor system consists of a CKP sensor plate and a pickup coil. The sensor plate has 34 teeth and is installed on the crankshaft. The pickup coil is made of an iron core and a magnet. The sensor plate rotates as each tooth passes through the pi ...

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