Toyota RAV4 manuals

Toyota Sienna Service Manual: Perform signal check

Perform signal check

HINT:

(a) Make sure that the ignition switch is off.

(b) Connect the intelligent tester to DLC3.

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

(d) Select the SIGNAL CHECK on the intelligent tester.

HINT: Every time the test mode DTC clear conditions are satisfied, the tire pressure warning light comes on for 1 second. Then, the tire pressure warning light blinks at 0.125-second intervals.

Perform signal check

(e) Drive the vehicle at 12 mph (20 km/h) or more for 10 seconds or more to check the vehicle speed signal (C2191/91).

(f) Loosen the valve core and rapidly reduce the pressure (at least 40 kPa (0.41 kg/cm2, 5.8 psi) within 30 seconds or more) to check the transmitter data (C2181/81 to C2184/84).

HINT: The transmitter ID can be transmitted by rapidly reducing the tire pressure.

(g) Check that the tire pressure warning system test mode DTCs are erased.

(h) Check the tire pressure warning reset switch.

(1) Press the tire pressure warning reset switch.

(2) Check the tire pressure warning indicator light.

(i) Result

HINT: After the signal check is completed, check for a signal check DTC to confirm the system status

(j) End of SIGNAL CHECK

After completing the test mode (SIGNAL CHECK), turn the ignition switch off and disconnect the tester.

DTC of SIGNAL CHECK (TEST DIAGNOSIS) function: If a trouble code is displayed during the test mode DTC check, check the circuit listed for that code. For details of each code, refer to the relevant page listed under respective "DTC No." in the chart.

Enter test mode
HINT: Operation of the tire pressure warning reset switch can be checked in TEST MODE. During TEST MODE, the system is not initialized by pushing the tire pressure warning reset switch. The ...

Problem symptoms table
HINT: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column ...

Other materials:

Battery
Check the battery as follows: Battery exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. Terminals Hold-down clamp Before recharging When recharging, the battery produces hydrogen gas which is flammable an ...

Description of code registration
It is necessary to register the transmitter ID in the tire pressure warning ECU when replacing the tire pressure warning valve and transmitter and/or tire pressure warning ECU. (a) Before registration (1) In case of tire pressure warning ECU replacement. Read the registered transmitter I ...

Trouble in Passenger Airbag ON / OFF Indicator
DESCRIPTION The occupant classification system detects the front passenger seat condition. It then informs a passenger of the front passenger airbag, the front seat side airbag RH and front seat belt pretensioner RH condition (activated/not activated) by the passenger airbag ON/OFF indicator. ...

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