Toyota Yaris: SRS Air Bags / Constant Monitoring
The following components of the air bag systems are monitored by a
diagnostic system:
- Crash sensors, and diagnostic module (SAS unit)
- Front air bag sensors
- Air bag modules
- Side crash sensors
- Air bag/Front seat belt pretensioner system warning light
- Front seat belt pretensioners
- Related wiring
- Front passenger air bag deactivation indicator light
- Front passenger occupant classification sensor
- Front passenger occupant classification module
The diagnostic module continuously monitors the system’s readiness.
This begins when the ignition is switched ON and continues while the
vehicle is being driven.
Your vehicle is equipped with a front passenger occupant classification
sensor as a part of the supplemental restraint system. This sensor is equipped
in the front passenger’s seat cushion...
Other information:
INSPECTION PROCEDURE 1. INSPECT NO. 1 OUTPUT SHAFT (a) Check the No. 1 output shaft for wear and damage.
(b) Using a dial indicator, check the No. 1 output shaft runout. Maximum Runout: 0.01 mm (0.000394 in.) (1) If the runout exceeds the maximum, replace the No...
COMPONENTS ILLUSTRATION
*1 KNOCK SENSOR *2 NO. 1 VENTILATION CASE *3 NO. 2 CYLINDER BLOCK INSULATOR *4 NO. 2 WATER BY-PASS PIPE *5 NO. 6 WATER BY-PASS HOSE *6 NO. 4 WATER BY-PASS HOSE *7 GASKET - -
N*m (kgf*cm, ft...
Categories
The front seat belt pretensioners are designed to deploy in moderate or
severe frontal, near frontal collisions.
In addition, the pretensioners operate when a side collision or a rollover
accident is detected. The pretensioners operate differently
depending on what types of air bags are equipped. For more details
about the seat belt pretensioner operation, refer to the SRS Air Bag
Deployment Criteria.
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