Toyota RAV4 manuals

Toyota Sienna Service Manual: SRS Warning Light does not Come ON

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK BATTERY

  1. Measure the voltage of the battery.

Standard voltage: 11 to 14 V

CHECK AND REPLACE BATTERY OR CHARGING SYSTEM

2 CHECK CONNECTORS

  1. Turn the ignition switch to the LOCK position.
  2.  Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
  3.  Check that the connectors are properly connected to the center airbag sensor assembly and the combination meter assembly.

OK: The connectors are properly connected.

CONNECT CONNECTORS

3 CHECK WIRE HARNESS (SOURCE VOLTAGE OF COMBINATION METER ASSEMBLY)

 CHECK WIRE HARNESS (SOURCE VOLTAGE OF COMBINATION METER ASSEMBLY)

  1. Turn the ignition switch to the LOCK position.
  2.  Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
  3.  Disconnect the connector from the combination meter assembly.
  4.  Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
  5.  Turn the ignition switch to the ON position.
  6.  Measure the voltage according to the value(s) in the table below.

Standard voltage

Standard voltage

  1. Turn the ignition switch to the LOCK position.
  2.  Measure the resistance according to the value(s) in the table below.

Standard Resistance

Standard Resistance

REPAIR OR REPLACE WIRE HARNESS

4 CHECK SRS WARNING LIGHT

  1. Turn the ignition switch to the LOCK position.
  2.  Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
  3.  Connect the connector to the combination meter assembly.
  4.  Disconnect the connector from the center airbag sensor assembly.
  5.  Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
  6.  Turn the ignition switch to the ON position.
  7.  Check the SRS warning light condition.

OK: After the primary check period, SRS warning light goes off for approximately 10 seconds, and remains on. HINT: The primary check period is approximately 6 seconds after the ignition switch is turned to the ON position.

REPLACE COMBINATION METER ASSEMBLY

REPLACE CENTER AIRBAG SENSOR ASSEMBLY

SRS Warning Light Remains ON
DESCRIPTION The SRS warning light is located on the combination meter assembly. When the SRS is normal, the SRS warning light comes on for approximately 6 seconds after the ignition switch is t ...

Diagnosis Circuit
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Other materials:

Disassembly
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Installation
1. INSTALL REAR NO. 2 SEAT ASSEMBLY  Lock the seat leg rear to the floor striker.  Lock the seat leg front to the floor striker.  Install the rear No. 2 seat assembly with the 6 bolts. Torque: 19 N*m (194 kgf*cm, 14 ft.*lbf) NOTICE: Tighten the bolts in the order sho ...

Power Slide Door Pulse Sensor Malfunction on Rear Right Door
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